Validation and Fix-Up Tool

In Unreal Editor for Fortnite (UEFN), your projects are run through a validation process to ensure that the project data supplied is valid and usable. UEFN projects are processed, validated, and run on Epics servers.

In Unreal Editor for Fortnite (UEFN), your projects are run through a validation process to ensure that the project data supplied is valid and usable. UEFN projects are processed, validated, and run on Epic’s servers.

In Unreal Editor for Fortnite (UEFN), your projects are run through a validation process to ensure that the project data supplied is valid and usable. UEFN projects are processed, validated, and run on Epic’s servers.

Not all of the assets and objects that are available in Fortnite or Unreal Engine 5 can be used in UEFN projects, so this check is important to do before you upload your . A validation check is run on your project before it’s uploaded, and again once it's on Epic’s servers, to check that everything in your project is configured correctly before it is processed.