diff --git a/netforce_clinic/models/share_location.py b/netforce_clinic/models/share_location.py
index e240967..dc0e50c 100644
--- a/netforce_clinic/models/share_location.py
+++ b/netforce_clinic/models/share_location.py
@@ -10,7 +10,7 @@ class ShareLocation(Model):
     
     _fields={
         'patient_id': fields.Many2One("clinic.patient","Patient",required=True),
-        'location':  fields.Char("Location",required=True),
+        'location':  fields.Char("Location"),
         "loc_select": fields.Selection([],"Departments"),
     }
 
@@ -71,6 +71,8 @@ class ShareLocation(Model):
         uloc=self.get_location_user(patient.id,patient_only=True)
         new_loc=uloc
         for loc_code in obj.location.split(","):
+            if not loc_code:
+                continue
             res=get_model('clinic.department').search([['code','=',loc_code]])
             if not res:
                 raise Exception("Department code %s not found!"%(loc_code))