Extension Building Error



I Have Coded java To Build An Extension For Appinventor But When I Use Apt Entensions Than It Say comiling Error !
Plz Help Me Extension Developer


You aren’t providing enough information for anyone to help you


I Was Coded Animation To Build An Animation Extension It Cause An error While Building



Developing extensions questions you should ask here https://groups.google.com/forum/#!forum/app-inventor-open-source-dev