Do you have a question regarding stack's usage that isn't covered by the docs? In that case please ask your question on Stack Overflow and use the haskell-stack tag. This way your question will be more easily discoverable by other people with the same question.

Question related to stack project templates? Please report it at the stack-templates repository instead.

If you're reporting a bug please follow the steps below:

Make sure that you are using the latest release (currently stack-1.6.3). See the upgrade instructions to upgrade.

Please use the following schema for your bug report:

For example:

1. Remove directory blah.
2. Run command stack blah.
3. Edit file blah.
4. Run command stack blah.

Include any .yaml configuration if relevant.

What you expected to see and happen.

What actually happened.

If you suspect that a stack command misbehaved, please include the output of that command in --verbose mode. If the output is larger than a page please paste the output in a Gist.

$ stack <your command here> <args> --verbose
<output>

$ stack --version
Version 1.5.0, Git revision 63267f94d7c819cbecc2d59aa259d17240838e43 (4845 commits) x86_64 hpack-0.17.1

• Official binary, downloaded from stackage.org or fpcomplete's package repository
• Via cabal-install
• An unofficial package repository (please specify which)
• Other (please specify)