JFolder::create: Could not create directory’ Error in Joomla

Open the configuration.php file.

Find Line no:18 var $log_path, it will contain the Directory path of your Old Server. Just replace the whole line with the code var $log_path = './logs';

Find Line no:19 var $tmp_path, it will also have the Directory path of your Old Server. Replace the whole line with the code var $tmp_path = './tmp';

Safe the file and check...