Issue with Runtime OBJ Importer in Meta Quest APK

[bibuzzola]

Hi,

I would like to use the Runtime OBJ Importer (Runtime OBJ Importer | Modeling | Unity Asset Store) asset to load some models runtime. I am developing an app for the MetaQuest 2. The build of the apk work correctly, but the model is not loaded when playing the apk.
Do you have any solution?
Thank you

[mgear]

check logcat for possible errors,

How to use adb logcat?

If you’re using Unity with android, you must have already installed adb through Android SDK. Given that, yeah, it should be simple and obvious. And Ben is right. You didn’t seem to google enough or take any effort here… But I just hate simple unanswered questions. So, quoting updated parts from Herman, there are just a couple things to assure: Make sure USB debugging is enabled on the Android device (check under Settings → Development). Run adb through the command prompt (with command line a…

is it loading OBJ file from device (file) or from web (url)?

[bibuzzola]

@mgear

check logcat for possible errors,
https://discussions.unity.com/t/how-to-use-adb-logcat/75785/2

is it loading OBJ file from device (file) or from web (url)?

I’m loading OBJ from web, and I’m using the repository provided in the Samples script. When playing in editor mode it works, but in the APK it does not.

[mgear]

ok, then next step is to check that device log.

other option is that the model is in different location or scale is wrong, so vr headset cannot see it.

[bibuzzola]

@mgear

ok, then next step is to check that device log.

other option is that the model is in different location or scale is wrong, so vr headset cannot see it.

I checked the device log and i found that the problem is in the Load(Stream input) function, in the highlighted lines, like the Build() returns “ArgumentNullException: Value cannot be null.”

Any suggestions??? (in the editor mode it works )

Thank you