Plenty of these:
ErrorException: move_uploaded_file(/home/websites/gontroller.com/htdocs/community/internal_data/attachments/0/567-6f633d0c35e9db4337a2f32b79712d5e.data): failed to open stream: Permission denied - library/XenForo/DataWriter/AttachmentData.php:203
Loads of these too...
My users are having issues uploading new avatars to my forum.
The error they receive is
"The image could not be processed by the server. Please try another or contact the site owner."
I have looked at the suggestions on here regarding chmodding the data and internal_data...
My xenforo installation is located at /forums
I use the following .htaccess file for friendly urls.
# Mod_security can interfere with uploading of content such as attachments. If you
# cannot attach files, remove the "#" from the lines below.