Can't launch game for playtesting

[2023.08.30-11.56.24:574][474]LogValkyrie: ProjectSizeRequest::Prepare for 6a9e22cf-4535-d667-7096-c88df2d3aed1
[2023.08.30-11.56.24:574][474]LogValkyrie: ProjectSizeRequest for 6a9e22cf-4535-d667-7096-c88df2d3aed1: GetRootModuleInfo
[2023.08.30-11.56.24:780][488]LogValkyrie: ProjectSizeRequest for 6a9e22cf-4535-d667-7096-c88df2d3aed1: GetProjectContentPackage
[2023.08.30-11.56.24:992][501]LogValkyrie: ProjectSizeRequest::GetProjectUploadSize for 6a9e22cf-4535-d667-7096-c88df2d3aed1
[2023.08.30-11.56.25:200][515]LogValkyrie: ProjectSizeRequest::GetProjectDownloadSize for 6a9e22cf-4535-d667-7096-c88df2d3aed1
[2023.08.30-11.56.25:385][529]LogValkyrie: ProjectSizeRequest::Cancel for 6a9e22cf-4535-d667-7096-c88df2d3aed1 - Content (re)cook error errors.com.epicgames.cookplugin.cookfailure.
JOB_ID=553641e3-8d65-4fb4-8b7f-710b32bd224d

I get this error from the editor, and this one from the ingame logs

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