what should I do?

home/user # apt-get remove fennec
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be REMOVED:
fennec
0 upgraded, 0 newly installed, 1 to remove and 2 not upgraded.
After this operation, 42,6MB disk space will be freed.
Do you want to continue [Y/n]? y
(Reading database ... 28826 files
fennec
E: Sub-process /usr/bin/dpkg returned an error code (1)
/home/user #

Edit:
a bit of searching and manulay deleting some files and reinstaling helped with it.