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Home/ Questions/Q 8749077
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Editorial Team
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Editorial Team
Asked: June 13, 20262026-06-13T12:38:03+00:00 2026-06-13T12:38:03+00:00

When I type yesod devel I get the following error: ERROR: file devel.hs not

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When I type yesod devel I get the following error:

ERROR: file devel.hs not found

How do I fix this?

I’m on Ubuntu 12.04.1 LTS, my ghc version is 7.4.1 and my yesod version is 0.10.2.1

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  1. Editorial Team
    Editorial Team
    2026-06-13T12:38:04+00:00Added an answer on June 13, 2026 at 12:38 pm

    It sounds like you have not setup the Yesod scaffolding yet. Run ‘yesod init’ first, then cd into the created directory and try ‘yesod devel’.

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