If you receive this error on Ubuntu, ensure the "universe" repository is enabled by running sudo add-apt-repository universe followed by sudo apt update .

If you see /bin/bash^M: bad interpreter when running a script, it is a definitive sign that the file has Windows line endings and needs dos2unix .

Once installed, the tool is straightforward to use. It modifies files in place by default. dos2unix filename.txt Use code with caution.

Sites like pkgs.org provide direct links to .deb and .rpm files for various architectures and distributions. Basic Usage Examples

Use wildcards to convert all text files in a directory: dos2unix *.txt Use code with caution.

You can find the latest source tarball on SourceForge .