@Robert i think i found it. It is a small bug of wpForo ? The error happens ONLY if you post the FIRST topic in an EMPTY forum. If the forum/subforum ...

This define( 'WP_DEBUG', true ); is also needed, i guess you added it ....

I have done every test i could, i even disabled all plugins. Same problem. More details: 1. It happens ALL the time in ALL UNAPPROVED topics (for mode...

And Index: Screenshot4.png

Sure. My structure: Screenshot2.png

Is your DEBUG.LOG of Wordpress totally clear ?

@timrodman I bet this is a hosting problem and not wpforo. Or some other plugin. 50 processes !!!!! To me it seems like something is stuck and doesn't...

Sorry i don't follow you and i don't know how to help more on this.

Page attributes, Template: Screenshot2.png

I understand you want a full page coverage. I do also in my theme. I use default settings in my template in page properties and i add widgets NOT to w...

Neither. In your BASE PAGE (the one with the shortcode), try full page template. Or default template.

Use full page template in your base page ?

@robert can i have some help with this please ? Thank you

Thank you, i did it. I hope my errors are solved. I have some phobias towards DB errors.