Traceback (most recent call last): File "/usr/share/viewvc/lib/viewvc.py", line 4825, in main request.run_viewvc() File "/usr/share/viewvc/lib/viewvc.py", line 402, in run_viewvc self.view_func(self) File "/usr/share/viewvc/lib/viewvc.py", line 3469, in view_diff log_entry1 = request.repos.itemlog(p1, rev1, vclib.SORTBY_REV, 0, 1, {})[-1] IndexError: list index out of range