am a6d71a2c: am 8df6131a: (-s ours) am 50e1406a: am f6b08547: Show better error message for color attr not found. [DO NOT MERGE]

* commit 'a6d71a2c37fbf4357ddb084ed5050c27826514ac':
  Show better error message for color attr not found. [DO NOT MERGE]