Unable to import FBX model

[Sullyvan24525842fddq]

I'm trying to importfbx with model but i have an error "Sorry unable to map your existing skeleton" can someone help me? i've put the model in attach.

[Ussnorway]

1. remove the mess of bones
2. place groin marker below the arms [because your model has very long arms]
3. note the weight map error is part of your model and Mixamo can't fix that but other software can