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?".
Your input doesn't have an embedded profile. The effect of the first "-profile" is to declare the current profile, and embed it in the image. A second (and third and fourth...) "-profile" then converts to the new profile, replacing the embedded one.