try opening your fla in flash pro and then saving it using a new name to a 'new' directory that has no other contents.
then move non-fla files (needed by your fla) using your file manager.
then retest.
try opening your fla in flash pro and then saving it using a new name to a 'new' directory that has no other contents.
then move non-fla files (needed by your fla) using your file manager.
then retest.