Bug#155297: Can't remove it either
sarantium: /home/tepperly# apt-get remove apache2-mpm-prefork
Reading Package Lists... Done
Building Dependency Tree... Done
The following packages will be REMOVED:
0 packages upgraded, 0 newly installed, 2 to remove and 57 not upgraded.
20 packages not fully installed or removed.
Need to get 0B of archives. After unpacking 758kB will be freed.
Do you want to continue? [Y/n]
Reading changelogs... Done
(Reading database ... 137271 files and directories currently installed.)
Removing info2www ...
dpkg: error processing apache2-mpm-prefork (--remove):
Package is in a very bad inconsistent state - you should
reinstall it before attempting a removal.
Errors were encountered while processing:
E: Sub-process /usr/bin/dpkg returned an error code (1)