Questions and postings pertaining to the usage of ImageMagick regardless of the interface. This includes the command-line utilities, as well as the C and C++ APIs. Usage questions are like "How do I use ImageMagick to create drop shadows?".
We have a patch in ImageMagick 6.2.8-1 Beta (available in 24 hours) to fix the problem you posted. In the mean-time refer to the first layer of your image like this: