Without selecting the inventory template the category add option is coming(also edit icon should not come if you are giving the select template option) .
CUSTOM when i add the same category name something went wrong message is coming and the loader is not stopping. 
dev server > inventory page> add dropdown arrow, and three dots.
 two time apis is calling.  
If a location has no items, 
I should be able to create categories and inventory items without needing to apply a template. 
 Add UI for edit in custome category.