Is XCommentPro not loading for you?
Question: When I try and load XCOmmentpro I get the following error Object reference not set to an instance of an object. What does it mean?
at b9.a(String A_0)
Answer: This is caused when some program files get out of sync. This can happen, for example if you try and update the program whilst it is still running. To solve this simply reinstall the software, then apply the latest update.