If you are looking for the decompiler itself, visit https://github.com/jindrapetrik/jpexs-decompiler
List of issues
: The issue tracker is now writable again and logged users can download files too. But note that our support is very LIMITED.
#234 Should I report if Rename invalid identifiers breaks not obfuscated swf?
Yes, this should be reported. If all identifiers are valid and rename identifiers still renames something, this means the procedure is wrong.