Bethesda made a typo in the texture path for the envmask and was pointing to a nonexistent one.
textures\armor\amuletsandrings\ringofnamira_e.dds needed to be textures\armor\amuletsandrings\ringofnamira_
m.dds.
The Ground and Right verisons were already correct.

Attached Files:
ringofnamira.nif