when going to activate, it says fatal error

i believe i have installed the plugin in correctly, as i can now see it available on my plugins list, however when clicking activate, it says

Plugin could not be activated because it triggered a fatal error

Warning: require_once(membershipincludes/classes/class.communication.php) [function.require-once]: failed to open stream: No such file or directory in /home/aaronfern/betpredictor.co.uk/wp-content/plugins/membership/membershippremium.php on line 45