data schema_error ai_generated true

SchemaCompatibilityException: incompatible schema change

ID: data/avro-schema-evolution-error

Also available as: JSON · Markdown
80%Fix Rate
84%Confidence
3Evidence
2023-01-01First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
any active — — —

Root Cause

Avro schema evolution broke compatibility.

generic

Workarounds

  1. 90% success Follow Avro schema evolution rules: add fields with defaults only
  2. 88% success Use BACKWARD or FULL compatibility mode in Schema Registry

Dead Ends

Common approaches that don't work:

  1. Delete old schema and force new version 88% fail

    Breaks existing consumers

  2. Disable schema compatibility checks 85% fail

    Silent data corruption