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I am using 11.10 and have some problems with Update manager. When I opening Update manager it's saying that I have some updates to install.

Update Manager

When I press button Install Updates, Update manager brings the following window:

Update problem

My software sources settings is:

Other Software

Can anyone say what is the problem? Thanks.

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up vote 3 down vote accepted

Remove the cdrom:Ubuntu 12.04 LTS _Precise Pangolin_ - Release from the Other Software and try again.

Since you are currently using 11.10, I reckon that entry is conflicting and interrupting your updating process.

enter image description here

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thanks. helped!!! – geoh Apr 29 '12 at 13:15

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