[OJS3.0] Unable to upload logo, no image from previous version, broken PDF link

[ctgraham]

Note that it is important to identify not only the “mode” of the file permissions, such as 0755 or 0664, but also the user and group “owner” of the file.

How should file permissions be set?

There isn’t a straightforward answer because so much depends on your hosting environment. Start with your hosting provider’s documentation and support, or with your system administrator, and with the following instructions: How to set your permissions In general, you want your permissions set such that your webserver can read and write (recursively) to config.inc.php's files_dir, and to ./cache/, and ./public/. Optionally, for added features and reduced security, you can enable write to confi…

In the can of @Paisun, the user and group ownership is represented in FileZilla as numeric values of “1260”. This may indicate a shared host, where the webserver may be running as the user “1260”.

The cause of the problem may also be filetype detection rather than file permissions.

OJS 3.0.1 will do this a bit better than OJS 3.0.0 because of this patch:

PKPString::mime_content_type() should fall back on mime_content_type when fileinfo is unavailable