i’m using blender 2.75 i have installed openstreetmap addon and whenever i try to enable it . it give me these errors 
AttributeError: ‘module’ object has no attribute ‘path’ … and …
“ImportError: No module named mathutils” ; ‘mathutils’ is not a package
thanks
Try with last version of Blender.
2.75 doesnt have bvhtree any way, only 2.75.3 and above.
Thank you for your quick reply ,and for your help. Solved with the new version blender 2.78c 