BuddyPress.org

For anyone having this issue with Topic creation in forums please read and follow the steps I outline in this comment:

https://buddypress.org/community/groups/how-to-and-troubleshooting/forum/topic/forums-not-working-error-when-creating-topic/#post-69618

If this does not solve the issue for you then post a fresh topic outlining your situation with relevant details of setup.

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