Private Messaging Plugin Gives Errors When Activated

I would love to use your Private Messaging plugin with bbpress integration but when I activated it I got the following errors all over my website.

Warning: scandir(/home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-intergration/app/models): failed to open dir: No such file or directory in /home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-integration.php on line 73

Warning: scandir(): (errno 2): No such file or directory in /home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-integration.php on line 73

Warning: Invalid argument supplied for foreach() in /home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-integration.php on line 76

Warning: scandir(/home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-intergration/app/models): failed to open dir: No such file or directory in /home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-integration.php on line 73

Warning: scandir(): (errno 2): No such file or directory in /home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-integration.php on line 73

Warning: Invalid argument supplied for foreach() in /home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-integration.php on line 76

Warning: scandir(/home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-intergration/app/models): failed to open dir: No such file or directory in /home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-integration.php on line 73

Warning: scandir(): (errno 2): No such file or directory in /home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-integration.php on line 73

Warning: Invalid argument supplied for foreach() in /home/chat/public_html/chat-content/plugins/private-messaging/app/addons/bbpress-integration.php on line 76

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