When we logged into webmail, we usually see the options choose Horde, Squirrel, Round Cube. But when we click any of them,sometimes we get the following Not Found Error:
[wpfmb type=’error’ theme=2]The server was not able to find the document (./502.shtml) you requested.
Please check the url and try again. You might also want to report this
error to your web hosting provider.[/wpfmb]
This might be occur due to some configuration issues with cPanel’s default PHP. You can simply fix it with the following script.