Error When Importing Animation for Skeletal Mesh

For some reason I get this error when I try to import an animation for my skeletal mesh:

These are my import settings:

Blender export settings:

Any suggestions?

EDIT: I Also get this error when I import the skeletal mesh if it means anything:

If you believe you have found a bug with the engine, please report it to the Bug Reports section of the UE4 Answerhub]( Our support staff will follow up with you there as we investigate the issue. When submitting a bug report, please be sure to include all necessary information to assist our staff in reproducing the issue, such as engine version, reproduction steps, hardware and OS information, screenshots, and anything else that may be of value. Thanks!