Error in making the API Client of Unity Cloud Build

Hi!

Error has occurred, when I tried to make the API Client of Unity Cloud Build by using swagger-codegen.
swagger-codegen’s version is 2.2.1.

$ swagger-codegen generate -i https://build-api.cloud.unity3d.com/api/v1/api.json -l ruby -o /tmp/unity-cloud-build
[main] INFO io.swagger.parser.Swagger20Parser - reading from https://build-api.cloud.unity3d.com/api/v1/api.json
[main] WARN io.swagger.util.PropertyDeserializer - no property from null, null, {ENUM=null, TITLE=null, DESCRIPTION=null, DEFAULT=null, PATTERN=null, DESCRIMINATOR=null, MIN_ITEMS=null, MAX_ITEMS=null, MIN_PROPERTIES=null, MAX_PROPERTIES=null, MIN_LENGTH=null, MAX_LENGTH=null, MINIMUM=null, MAXIMUM=null, EXCLUSIVE_MINIMUM=null, EXCLUSIVE_MAXIMUM=null, UNIQUE_ITEMS=null, EXAMPLE=null, TYPE=null, FORMAT=null, READ_ONLY=null, VENDOR_EXTENSIONS={}}
[main] WARN io.swagger.util.PropertyDeserializer - no property from null, null, {ENUM=null, TITLE=null, DESCRIPTION=null, DEFAULT=null, PATTERN=null, DESCRIMINATOR=null, MIN_ITEMS=null, MAX_ITEMS=null, MIN_PROPERTIES=null, MAX_PROPERTIES=null, MIN_LENGTH=null, MAX_LENGTH=null, MINIMUM=null, MAXIMUM=null, EXCLUSIVE_MINIMUM=null, EXCLUSIVE_MAXIMUM=null, UNIQUE_ITEMS=null, EXAMPLE=null, TYPE=null, FORMAT=null, READ_ONLY=null, VENDOR_EXTENSIONS={}}
[main] WARN io.swagger.util.PropertyDeserializer - no property from null, null, {ENUM=null, TITLE=null, DESCRIPTION=null, DEFAULT=null, PATTERN=null, DESCRIMINATOR=null, MIN_ITEMS=null, MAX_ITEMS=null, MIN_PROPERTIES=null, MAX_PROPERTIES=null, MIN_LENGTH=null, MAX_LENGTH=null, MINIMUM=null, MAXIMUM=null, EXCLUSIVE_MINIMUM=null, EXCLUSIVE_MAXIMUM=null, UNIQUE_ITEMS=null, EXAMPLE=null, TYPE=null, FORMAT=null, READ_ONLY=null, VENDOR_EXTENSIONS={}}
[main] WARN io.swagger.util.PropertyDeserializer - no property from null, null, {ENUM=null, TITLE=null, DESCRIPTION=null, DEFAULT=null, PATTERN=null, DESCRIMINATOR=null, MIN_ITEMS=null, MAX_ITEMS=null, MIN_PROPERTIES=null, MAX_PROPERTIES=null, MIN_LENGTH=null, MAX_LENGTH=null, MINIMUM=null, MAXIMUM=null, EXCLUSIVE_MINIMUM=null, EXCLUSIVE_MAXIMUM=null, UNIQUE_ITEMS=null, EXAMPLE=null, TYPE=null, FORMAT=null, READ_ONLY=null, VENDOR_EXTENSIONS={}}
[main] WARN io.swagger.util.PropertyDeserializer - no property from null, null, {ENUM=null, TITLE=null, DESCRIPTION=null, DEFAULT=null, PATTERN=null, DESCRIMINATOR=null, MIN_ITEMS=null, MAX_ITEMS=null, MIN_PROPERTIES=null, MAX_PROPERTIES=null, MIN_LENGTH=null, MAX_LENGTH=null, MINIMUM=null, MAXIMUM=null, EXCLUSIVE_MINIMUM=null, EXCLUSIVE_MAXIMUM=null, UNIQUE_ITEMS=null, EXAMPLE=null, TYPE=null, FORMAT=null, READ_ONLY=null, VENDOR_EXTENSIONS={}}
[main] WARN io.swagger.util.PropertyDeserializer - no property from null, null, {ENUM=null, TITLE=null, DESCRIPTION=null, DEFAULT=null, PATTERN=null, DESCRIMINATOR=null, MIN_ITEMS=null, MAX_ITEMS=null, MIN_PROPERTIES=null, MAX_PROPERTIES=null, MIN_LENGTH=null, MAX_LENGTH=null, MINIMUM=null, MAXIMUM=null, EXCLUSIVE_MINIMUM=null, EXCLUSIVE_MAXIMUM=null, UNIQUE_ITEMS=null, EXAMPLE=null, TYPE=null, FORMAT=null, READ_ONLY=null, VENDOR_EXTENSIONS={}}
[main] WARN io.swagger.util.PropertyDeserializer - no property from null, null, {ENUM=null, TITLE=null, DESCRIPTION=null, DEFAULT=null, PATTERN=null, DESCRIMINATOR=null, MIN_ITEMS=null, MAX_ITEMS=null, MIN_PROPERTIES=null, MAX_PROPERTIES=null, MIN_LENGTH=null, MAX_LENGTH=null, MINIMUM=null, MAXIMUM=null, EXCLUSIVE_MINIMUM=null, EXCLUSIVE_MAXIMUM=null, UNIQUE_ITEMS=null, EXAMPLE=null, TYPE=null, FORMAT=null, READ_ONLY=null, VENDOR_EXTENSIONS={}}
[main] WARN io.swagger.util.PropertyDeserializer - no property from null, null, {ENUM=null, TITLE=null, DESCRIPTION=null, DEFAULT=null, PATTERN=null, DESCRIMINATOR=null, MIN_ITEMS=null, MAX_ITEMS=null, MIN_PROPERTIES=null, MAX_PROPERTIES=null, MIN_LENGTH=null, MAX_LENGTH=null, MINIMUM=null, MAXIMUM=null, EXCLUSIVE_MINIMUM=null, EXCLUSIVE_MAXIMUM=null, UNIQUE_ITEMS=null, EXAMPLE=null, TYPE=null, FORMAT=null, READ_ONLY=null, VENDOR_EXTENSIONS={}}
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse200.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_1.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_1_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse2001.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_10.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_10_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse20010.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_11.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_11_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse20011.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_12.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_12_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse20012.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_13.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_13_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse20013.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_14.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_14_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse20014.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_15.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_15_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse20015.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_2.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_2_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse2002.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_3.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_3_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse2003.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_4.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_4_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse2004.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_5.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_5_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse2005.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_6.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_6_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse2006.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_7.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_7_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse2007.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_8.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_8_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse2008.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_9.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_9_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse2009.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_billing.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_billing_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse200Billing.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_billing_details.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_billing_details_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse200BillingDetails.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_effective.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_effective_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse200Effective.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_200_upgrade.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_200_upgrade_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse200Upgrade.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_202.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_202_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse202.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/inline_response_404.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/inline_response_404_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//InlineResponse404.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/options_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//Options.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_1.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/options_1_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//Options1.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_10.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/options_10_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//Options10.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_11.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/options_11_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//Options11.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_2.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/options_2_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//Options2.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_3.rb
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[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_4.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/options_4_spec.rb
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[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_5.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/options_5_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//Options5.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_6.rb
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[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//Options6.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_7.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/options_7_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//Options7.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_8.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/options_8_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//Options8.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/options_9.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/options_9_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//Options9.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidbuilds_project_version.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidbuilds_project_version_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidbuildsProjectVersion.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidbuilds_test_results.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidbuilds_test_results_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidbuildsTestResults.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidbuildtargets_credentials.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidbuildtargets_credentials_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidbuildtargetsCredentials.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidbuildtargets_credentials_signing.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidbuildtargets_credentials_signing_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidbuildtargetsCredentialsSigning.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidbuildtargets_credentials_signing_credential_resource_ref.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidbuildtargets_credentials_signing_credential_resource_ref_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidbuildtargetsCredentialsSigningCredentialResourceRef.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidbuildtargets_credentials_signing_credential_resource_ref_certificate.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidbuildtargets_credentials_signing_credential_resource_ref_certificate_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidbuildtargetsCredentialsSigningCredentialResourceRefCertificate.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidbuildtargets_credentials_signing_credential_resource_ref_keystore.rb
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[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidbuildtargetsSettingsAdvancedUnityPlayerExporter.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidbuildtargets_settings_advanced_unity_player_settings.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidbuildtargets_settings_advanced_unity_player_settings_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidbuildtargetsSettingsAdvancedUnityPlayerSettings.md
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[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidbuildtargetsSettingsAdvancedUnityPlayerSettingsAndroid.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidbuildtargets_settings_platform.rb
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[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidbuildtargetsSettingsScm.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidprojects_settings.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidprojects_settings_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidprojectsSettings.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidprojects_settings_scm.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidprojects_settings_scm_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidprojectsSettingsScm.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidprojectsprojectidauditlog_lines.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidprojectsprojectidauditlog_lines_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidprojectsprojectidauditlogLines.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidprojectsprojectidbuildtargets_credentials.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidprojectsprojectidbuildtargets_credentials_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidprojectsprojectidbuildtargetsCredentials.md
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/lib/swagger_client/models/orgsorgidprojectsprojectidbuildtargets_credentials_signing.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/spec/models/orgsorgidprojectsprojectidbuildtargets_credentials_signing_spec.rb
[main] INFO io.swagger.codegen.AbstractGenerator - writing file /tmp/unity-cloud-build/docs//OrgsorgidprojectsprojectidbuildtargetsCredentialsSigning.md
[main] ERROR io.swagger.codegen.DefaultCodegen - unexpected missing property for name response
[main] WARN io.swagger.codegen.DefaultCodegen - skipping invalid property {
  "type" : "array"
}
[main] ERROR io.swagger.codegen.DefaultCodegen - unexpected missing property for name response
Exception in thread "main" java.lang.RuntimeException: Could not process operation:
  Tag: webhooks
  Operation: listHooksForOrg
  Resource: get /orgs/{orgid}/hooks
  Definitions: {orgsorgidbuilds_projectVersion=io.swagger.models.ModelImpl@1a4f246f, inline_response_200_upgrade=io.swagger.models.ModelImpl@cc60d42, options_10=io.swagger.models.ModelImpl@a115693d, orgsorgidprojectsprojectidbuildtargets_credentials=io.swagger.models.ModelImpl@72dc8cd2, options_11=io.swagger.models.ModelImpl@8179b416, orgsorgidprojectsprojectidauditlog_lines=io.swagger.models.ModelImpl@59856bf, options=io.swagger.models.ModelImpl@5a276003, orgsorgidprojects_settings=io.swagger.models.ModelImpl@da9908c6, inline_response_200_9=io.swagger.models.ModelImpl@fe66fe92, inline_response_200_5=io.swagger.models.ModelImpl@45d7b859, inline_response_200_6=io.swagger.models.ModelImpl@fbe4dc1e, inline_response_200_7=io.swagger.models.ModelImpl@addf91ee, inline_response_200_8=io.swagger.models.ModelImpl@3cc21cc5, options_9=io.swagger.models.ModelImpl@992cf9c5, options_8=io.swagger.models.ModelImpl@5a276003, orgsorgidbuildtargets_settings_advanced_unity_playerExporter=io.swagger.models.ModelImpl@3d2f7bcb, options_7=io.swagger.models.ModelImpl@5a276003, orgsorgidbuildtargets_settings_advanced_unity=io.swagger.models.ModelImpl@e1d70c5c, options_6=io.swagger.models.ModelImpl@87eaf1cb, options_5=io.swagger.models.ModelImpl@a16404ad, orgsorgidbuildtargets_credentials_signing_credentialResourceRef=io.swagger.models.ModelImpl@408aaf89, options_4=io.swagger.models.ModelImpl@a16404ad, options_3=io.swagger.models.ModelImpl@42c18bc0, options_2=io.swagger.models.ModelImpl@42c18bc0, orgsorgidbuildtargets_settings_advanced_unity_playerSettings_Android=io.swagger.models.ModelImpl@6fb07693, options_1=io.swagger.models.ModelImpl@5a276003, orgsorgidbuildtargets_credentials=io.swagger.models.ModelImpl@e4325fe0, inline_response_200_1=io.swagger.models.ModelImpl@de73b8f1, orgsorgidbuildtargets_settings_scm=io.swagger.models.ModelImpl@8bdc074f, inline_response_200_2=io.swagger.models.ModelImpl@dc91e158, inline_response_200_3=io.swagger.models.ModelImpl@32a979ff, inline_response_200_effective=io.swagger.models.ModelImpl@6b68b130, orgsorgidbuildtargets_settings_advanced_unity_playerSettings=io.swagger.models.ModelImpl@ceb2fd6c, orgsorgidbuildtargets_settings_advanced=io.swagger.models.ModelImpl@3b8f2090, inline_response_200_4=io.swagger.models.ModelImpl@39a9138c, orgsorgidbuilds_testResults=io.swagger.models.ModelImpl@1f792a17, orgsorgidbuildtargets_credentials_signing_credentialResourceRef_certificate=io.swagger.models.ModelImpl@68c40560, inline_response_200_billingDetails=io.swagger.models.ModelImpl@ec69a373, inline_response_200_11=io.swagger.models.ModelImpl@e715564, inline_response_200_10=io.swagger.models.ModelImpl@75c8c2f8, inline_response_200_13=io.swagger.models.ModelImpl@a398d0bf, inline_response_200_12=io.swagger.models.ModelImpl@16e857b2, inline_response_200_15=io.swagger.models.ModelImpl@a0f787b8, inline_response_200_14=io.swagger.models.ModelImpl@4ca725b, orgsorgidbuildtargets_settings=io.swagger.models.ModelImpl@6aa6edaf, orgsorgidbuildtargets_credentials_signing_credentialResourceRef_keystore=io.swagger.models.ModelImpl@f417d7e, inline_response_200=io.swagger.models.ModelImpl@7c4e77e3, orgsorgidbuildtargets_settings_platform=io.swagger.models.ModelImpl@9892a398, orgsorgidprojectsprojectidbuildtargets_credentials_signing=io.swagger.models.ModelImpl@8babe9e1, inline_response_202=io.swagger.models.ModelImpl@d4038fd7, inline_response_404=io.swagger.models.ModelImpl@a02c4087, orgsorgidbuildtargets_credentials_signing=io.swagger.models.ModelImpl@f186d642, orgsorgidprojects_settings_scm=io.swagger.models.ModelImpl@b4c3041d, orgsorgidbuildtargets_settings_advanced_unity_assetBundles=io.swagger.models.ModelImpl@e86d68c9, orgsorgidbuildtargets_credentials_signing_credentialResourceRef_provisioningProfile=io.swagger.models.ModelImpl@c7e603c5, inline_response_200_billing=io.swagger.models.ModelImpl@a675cab7}
  Exception: null
	at io.swagger.codegen.DefaultGenerator.processOperation(DefaultGenerator.java:720)
	at io.swagger.codegen.DefaultGenerator.processPaths(DefaultGenerator.java:612)
	at io.swagger.codegen.DefaultGenerator.generate(DefaultGenerator.java:339)
	at io.swagger.codegen.cmd.Generate.run(Generate.java:223)
	at io.swagger.codegen.SwaggerCodegen.main(SwaggerCodegen.java:36)
Caused by: java.lang.NullPointerException
	at io.swagger.codegen.DefaultCodegen.fromResponse(DefaultCodegen.java:1646)
	at io.swagger.codegen.DefaultCodegen.fromOperation(DefaultCodegen.java:1440)
	at io.swagger.codegen.languages.RubyClientCodegen.fromOperation(RubyClientCodegen.java:229)
	at io.swagger.codegen.DefaultGenerator.processOperation(DefaultGenerator.java:668)
	... 4 more

I think the error happens because of the ‘the allOf inside array’ on api.json.

Are there anyone who has been in the same trouble??

Oh, the error is mentioned on the issue.

And it will be fixed at version 2.2.2.

There is a unity specific API client generator: see GitHub - kolodi/UnityOpenApi: Unity friendly RESTful API client generator