Hello guys, please if anyone knows, i really need your help. I was trying to uninstall apache2 mysql php5 because of some missconfiguration and install it again. but now i have this error. on uninstall: Could not get lock /var/cache/apt/archives/lock - open(11:Resource temporarily unavailable) E: unable to lock the download directory Please someone help me. I need fully uninstallation and installation from the beggining. if i tried to remove it with purge command i get this error. Could not get lock /var/cache/apt/archives/lock - open(11:Resource temporarily unavailable) E: unable to lock the download directory or if to reinstall again i get the same error. Anyone knows Please Help me!