E: Sub-process /usr/bin/dpkg returned an error code (1)

This error message indicates that there was a problem with the installation or removal of a package using the dpkg tool. The error code 1 usually means that there was a problem with the package's configuration files or dependencies.

To fix this error, you can try the following steps:

1. Check for any broken or unconfigured packages using the following command:

`sudo dpkg --audit`

2. If there are any broken or unconfigured packages, try to fix them using the following command:

`sudo dpkg --configure -a`

3. If the above commands do not work, try removing the problematic package using the following command:

`sudo dpkg --remove <package name>`

4. Once the package is removed, try installing it again using the following command:

`sudo apt-get install <package name>`

5. If none of the above steps work, you can try updating your system and then reinstalling the package using the following commands:

    sudo apt-get update
    sudo apt-get upgrade
    sudo apt-get install <package name>

If the error still persists, you may need to seek further assistance from a Linux expert or the package's developer.