g1smd - 11:14 am on Mar 13, 2013 (gmt 0)
The fault report "doesn't work" is completely useless to describe what you expected, what actually happened, and how that differed from what you wanted.
Delete line 3 and line 5.
When on live site activate line 2 and line 4.
When on localhost comment out line 2 and line 4.
The (.*)_(.*) part of the patterns should be ([^_]+)_([^.]+) or similar.