=============== FOR ALL FIREFOX EXTENSION DEVELOPERS:: ===============
The exception / the bug is trown / produced, if you have NON UTF8 chars - Special Chars eg.: ÄüöÜß ... within your .properties file
(cost me about 2 hours to find this out!)
===============
FOR ALL FIREFOX EXTENSION DEVELOPERS::
===============
The exception / the bug is trown / produced, if you have NON UTF8 chars - Special Chars eg.: ÄüöÜß ... within your .properties file
(cost me about 2 hours to find this out!)