CRFWW0013E

The major version of the project is not compatible with the product version. This project will be disconnected.

The project version does not match the version of the product. The might occur when a project that was created using an older version of Test UI is used with new version resulting in the project being incompatible with the version of the product. The user is given an option to upgrade the project to make the project compatible with the product version.
Project does not load.
Check that the project version is compatible with the minor version of the product. Right-click the project and select Properties. Select Functional Test Project to see the project version.