I just moved to XenForo and today I imported my vBulletin 4 database. The importing went without any problems and everything seems to be properly migrated.
Unfortunately I noticed that I get a blank page when trying to open an existing thread. I was happy to find the following thread, but all the suggested fixes did not work:
Thanks in advance for your help, I really appreciate it!
EDIT: When I try this with Microsoft Edge, I get an HTTP 500 error.