unity build_error ai_generated true

Assembly compilation error: CS0246 type or namespace not found

ID: unity/assembly-compilation-error

Also available as: JSON · Markdown
85%Fix Rate
88%Confidence
3Evidence
2023-01-01First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
2022 active — — —

Root Cause

Missing assembly reference or namespace import.

generic

Workarounds

  1. 92% success Add missing assembly reference in .asmdef file
  2. 88% success Check Package Manager for missing package dependency

Dead Ends

Common approaches that don't work:

  1. Add all DLLs to Plugins folder blindly 75% fail

    Version conflicts and bloat

  2. Copy code from missing assembly inline 80% fail

    Maintenance nightmare