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XF 1.2 error editing certain thead

#1
So only noticed this today i went to edit a thread i had and i had this error pop up never had it before, and it hasnt happened on any other posts. any help would be great

 

Brogan

XenForo moderator
Staff member
#2
This is an Apache error, typically triggered by mod_security.

Ask your host to investigate based on the keywords in the thread/title.