Exporting from blender a .nif

[XemRoxas]

When i try to export my file in blender as a .nif this error comes up:

 

"Create a UV map for every texture the run scripts again Blender"

I have looked at all of the settings of my textures and they have all UV enabled Could someone help me with this?? please?

 

 

 

Thanks in advance :)