Identical to scarletfame above.
B11 won't load on Mac OS: 10.10. MacBook Air 6,2
B10 worked.
"Spriter can not be opened because of a problem"
In the Details pane of the message the following:
Dyld Error Message:
Library not loaded: /usr/lib/libltdl.7.dylib
Referenced from: /Applications/Spriter.app/Contents/Frameworks/libMagick++-6.Q16.5.dylib
Reason: image not found