i get this eror when try to open some xml files 

 

cause of this mi shop dnt work .. look if someone know what's the problem.. when i edited they worked

after some edits no more work

now a pic

 

 

other problem..i added some custom items , some work fine but others i added without any error but in game i can't add in inventory and if i make a xml and add to a shop it look black if i put cursor at this item i get eror .. what's the problem ? maybe utx ?

 

If the problem is that you can't see them in your inventory or you see them black in your shop that means that you haven't the correct systextures.

 

Try to find and paste them in your lineage ii folder.