I did a find on all files with openacs or aolserver
and deleted each file manually.
After this I installed again aptitude install openacs
I am getting an error http://localhost:8000
/etc/init.d/aolserver4 start
* Starting AOL instance openacs [24/Feb/2011:18:32:30][2772.877446912][-main-] Error: prebind: invalid entry: 192.168.168.19:8000: Address already in use
[ OK ]
root@ubuntu:/var/log/aolserver4# [24/Feb/2011:18:32:30][2773.877446912][-main-] Notice: nsd.tcl: starting to read config file...
[24/Feb/2011:18:32:30][2773.877446912][-main-] Notice: nsd.tcl: using threadsafe tcl: 1
[24/Feb/2011:18:32:30][2773.877446912][-main-] Notice: nsd.tcl: finished reading config file.
^C
So now I am not even able to install it.