Greebles failed to read levels or maps resource or file (^1).

Greebles requires Colour Quickdraw.

Greebles failed to initialize MacTCP or Open Transport, either because it is missing or corrupted or because you have disabled AppleTalk or otherwise incapacitated it (^1).

Greebles requires System 7.

Failed to startup (^1).

Startup System failed (^1).