It sounds like you don't have the GD extension installed. I don't use Ubuntu any longer, but I think it may be named php5-gd,...
Laptop stops working after closing the laptop lid in Debian To disable the Lid Switch:
We have got this message below when trying to connect via SSH. WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!
How to access Ubuntu from Windows remotely
On a debug site I would recommend uncommenting the following lines in theĀ fileĀ settings.php. nano sites/default/settings.php if (file_exists(__DIR__ . '/settings.local.php')) { include __DIR__ . '/settings.local.php'; } In addition to adding...