Ive tested Packaging on a Fresh new Project and have also Errors
PackagingResults: Error: ShaderCompileWorker terminated unexpectedly! Falling back to directly compiling which will be very slow. Thread 18.
PackagingResults: Error: SCW 1 Queued Jobs, Unknown number of processed jobs!
PackagingResults: Error: Job 0 [Single] Failed: M_DynamicMeshComponentVtxColor_4887c60bd68e874d/Default/FLocalVertexFactory/TBasePassVSFCachedVolumeIndirectLightingPolicy/0:/Engine/Private/BasePassVertexShader.usf|Main VF ‘FLocalVertexFactory’ Type ‘TBasePassVSFCachedVolumeIndirectLightingPolicy’ ‘/Engine/Private/BasePassVertexShader.usf’