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FAQ

Frequently asked questions and answers

Here you can find answers to frequently asked questions and common problems about Mapperly.

Mapperly does not work when I use source generator X.

Chaining source generators is not supported by Roslyn.

I updated the Mapperly version, but the generated code still looks the same.

Restart the IDE to make it load the new version of Mapperly. This is a bug of the IDE.

Everything is configured correctly and dotnet build works, but the IDE shows the error "[Mapper method] must have an implementation part because it has accessibility modifiers"

Try to rebuild the solution or restart the IDE. This is a bug of the IDE.

My advanced use case isn't supported by Mapperly or needs lots of configuration. What should I do?

Write the mapping for that class manually. You can mix automatically generated mappings and user implemented mappings without problems.

Mapperly does not work when I use source generator X.
I updated the Mapperly version, but the generated code still looks the same.
Everything is configured correctly and dotnet build works, but the IDE shows the error "Mapper method must have an implementation part because it has accessibility modifiers"
My advanced use case isn't supported by Mapperly or needs lots of configuration. What should I do?