Dpkg Was Interrupted, You Must Manually Run 'dpkg --configure -a' To Correct The Problem |top| May 2026

E: dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem. Don’t panic. Your system isn't broken, and you don't need to reinstall Linux. This error is simply Linux’s way of saying, "Hey, the last installation didn't finish cleanly. Please let me tidy up before we continue."

Here’s why it happens and exactly how to fix it. dpkg is the low-level package manager behind apt , apt-get , and the Software Center. Every time you install, remove, or update software, dpkg locks its database to prevent corruption. E: dpkg was interrupted, you must manually run

Once it returns to the command prompt, run: This error is simply Linux’s way of saying,

After running it, you'll see it process the interrupted package(s). Wait for it to finish—it may take 30 seconds to a few minutes depending on what was interrupted. Every time you install, remove, or update software,

E: Could not get lock /var/lib/dpkg/lock-frontend Another package manager is running. Close the Software Center, Synaptic, or other terminal windows. Then try again.

sudo rm /var/lib/dpkg/lock-frontend sudo rm /var/lib/dpkg/lock sudo dpkg --configure -a If dpkg --configure -a keeps failing on the same package (e.g., grub-pc or linux-image ), try purging its configuration and reinstalling: