Installing Wazapp developer versions from Github howto: requirements: 1. latest official Wazapp installed ( http://wazapp.im/ ) 2. Filebox installed ( http://store.ovi.com/content/204982/download ) 3. N9 QTweak installed and hack H activated ( http://talk.maemo.org/showthread.php?t=80600 ) steps: 1. quit Wazapp from within the app (menu -> quit) 2. delete /home/user/.wazapp/*.db file (using Filebox or term) 3. download latest dev .zip from wazapp github ( https://github.com/tgalal/wazapp/zipball/dev ) 4. extract .zip on Your pc 5. now zip only /client folder with all subfolders & structure 6. delete wazapp & wazapp_init files from that zip 7. transfer it to Your N9 8. open rooted Filebox (password: rootme) and move that .zip to /opt/waxmppplugin/bin/wazapp folder 9. extract .zip in that folder accepting to overwrite all existing files 10. open terminal, enter devel-su, then rootme as the password 11. execute command: apt-get install python date-util and wait 12. execute: cd /opt/waxmppplugin/bin/wazapp 13. execute: chmod 777 * 14. exit terminal 15. start Wazapp from Your homescreen (16. if Wazapp doesn't start -> reboot + step 15) p.s.: deleting that .db file in step 2 means deleting Your chat history, so bear that in mind (Thanks to @TMavica and @knobtviker)