During a CLI install seeing the following error and get dropped out of install. If I try installing again I hit the same error.
Error:
....
Module 'Magento_Directory':
[Progress: 205 / 305]
Module 'Magento_Theme':
Installing data..
[ErrorException]
call_user_func() expects parameter 1 to be a valid callback, function 'imagecreatefromjpeg' not found or invalid function name