E: dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. E: _cache->open() failed, please report.

[Cbgamer]

I get the error
When I run update manager to update my 8.10 version I get:

E: dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem.
E: _cache->open() failed, please report.

I tried the solution:

 sudo dpkg --configure -a

but I get a this error:

dpkg: parse error, in file `/var/lib/dpkg/updates/0007' near line 1:
 field name `

[Marlon Cisternas Milla (mcisternas-deactivatedaccount)]

Thank you for taking the time to report this issue and helping to make Ubuntu better. Examining the information you have given us, this does not appear to be a bug report so we are closing it and converting it to a question in the support tracker. We appreciate the difficulties you are facing, but it would make more sense to raise problems you are having in the support tracker at https://answers.launchpad.net/ubuntu if you are uncertain if they are bugs. For help on reporting bugs, see https://help.ubuntu.com/community/ReportingBugs .