I have come across an integral that behaves badly/oddly for specific forms of the limits.

The integral is

I am writing to discuss an issue which arises due to a Java bug combined with updated X11 libraries. I have been trying to get Maple 11 to run in a new version of Fedora Linux (F8). After a lot of searching I have found a solution. Note that unless the Maple developers issue a new corrected CD image changed to work with the new libX11 library then this fix will be required on all linux machines with updated libX11. In my case this came to light after upgrading my computer from Fedora 7 where the application was installed (and kept in an untouched partition during the install of F8)