Help with errors in dpkg

["Dave Bartmess" <dingodave@edingo.net>]

I believe this libdb1-compat HAS been removed, but how do I get past
this? I can't get anything to upgrade at this point, because it
continually errors out.

Please help!

$ sudo apt-get  upgrade 
Reading Package Lists... Done
Building Dependency Tree... Done
The following packages will be REMOVED:
  libdb1-compat 
0 packages upgraded, 0 newly installed, 1 to remove and 0  not upgraded.
1 packages not fully installed or removed.
Need to get 0B of archives. After unpacking 111kB will be freed.
Do you want to continue? [Y/n] 
(Reading database ... 19 files and directories currently installed.)
Removing libdb1-compat ...
dpkg - warning: while removing libdb1-compat, directory `/usr/share/doc'
not empty so not removed.
dpkg - warning: while removing libdb1-compat, directory `/usr/share' not
empty so not removed.
dpkg - warning: while removing libdb1-compat, unable to remove directory
`/usr': Device or resource busy - directory may be a mount point ?
dpkg - warning: while removing libdb1-compat, directory `/lib' not empty
so not removed.
dpkg: error processing libdb1-compat (--remove):
 cannot remove `/.': Invalid argument
Errors were encountered while processing:
 libdb1-compat
localepurge: checking for new locale files ...
localepurge: processing locale files ...
E: Sub-process /usr/bin/dpkg returned an error code (1)