Please do the following
1. Deactivate and delete the currently installed version of the plugin(s).
2. Download a fresh build of the plugin(s) from here:
http://support.tipsandtricks-hq.com/update-request
3. Upload and activate this version of the plugin(s).
4. Create a test member account and share the login details of this member so we can jump on your site and test the logout.
5. Post a link to the eMember login page of your site
Please make sure you do not do any code modification after the update (we cannot troubleshoot a customized version of the plugin).