Hello I am using unity 2021.2.19f1 version and I installed HDRP and Burst and I got some errors
Library\PackageCache\com.unity.render-pipelines.high-definition-config@12.1.6\Runtime\ShaderConfig.cs(20,6): error CS0246: The type or namespace name ‘GenerateHLSLAttribute’ could not be found (are you missing a using directive or an assembly reference?)
Library\PackageCache\com.unity.render-pipelines.high-definition-config@12.1.6\Runtime\ShaderConfig.cs(20,6): error CS0246: The type or namespace name ‘GenerateHLSL’ could not be found (are you missing a using directive or an assembly reference?)
Library\PackageCache\com.unity.render-pipelines.high-definition-config@12.1.6\Runtime\ShaderConfig.cs(20,19): error CS0103: The name ‘PackingRules’ does not exist in the current context
Library\PackageCache\com.unity.burst@1.6.5\Runtime\BurstCompilerOptions.cs(435,68): error CS0246: The type or namespace name ‘BurstCompileAttribute’ could not be found (are you missing a using directive or an assembly reference?)
Library\PackageCache\com.unity.burst@1.6.5\Runtime\BurstCompilerOptions.cs(460,68): error CS0246: The type or namespace name ‘BurstCompileAttribute’ could not be found (are you missing a using directive or an assembly reference?)
Library\PackageCache\com.unity.burst@1.6.5\Runtime\BurstCompilerOptions.cs(475,24): error CS0246: The type or namespace name ‘BurstCompileAttribute’ could not be found (are you missing a using directive or an assembly reference?)
Library\PackageCache\com.unity.burst@1.6.5\Runtime\BurstCompilerOptions.cs(522,50): error CS0246: The type or namespace name ‘BurstCompileAttribute’ could not be found (are you missing a using directive or an assembly reference?)
Library\PackageCache\com.unity.burst@1.6.5\Runtime\BurstCompilerOptions.cs(522,92): error CS0246: The type or namespace name ‘BurstCompileAttribute’ could not be found (are you missing a using directive or an assembly reference?)
Library\PackageCache\com.unity.burst@1.6.5\Runtime\Editor\BurstLoader.cs(35,29): error CS0246: The type or namespace name ‘BurstCompileTarget’ could not be found (are you missing a using directive or an assembly reference?)
Library\PackageCache\com.unity.burst@1.6.5\Runtime\BurstCompilerOptions.cs(581,48): error CS0246: The type or namespace name ‘BurstCompileAttribute’ could not be found (are you missing a using directive or an assembly reference?)