diff --git a/Partition.py b/Partition.py
index 678432781bb2527f8602c227e93cf2dbca78f8fc..ec0333de9d58544e229787769854c1c188be4f1f 100644
--- a/Partition.py
+++ b/Partition.py
@@ -442,9 +442,11 @@ class partition :
             elif order == 'F' :
                 x[self.landcorelist,:] = 0.0
             else :
-                ERROR("Unforessen order for variable to zero")
+                ERROR("Unforessen order for variable to be set to zero over core region.")
                 sys.exit()
-        
+        else :
+            ERROR("Unforessen rank for variable to summedibe set to zero over the core region.")
+            sys.exit()
         return
     #
     # Function to sum over the core regions
@@ -458,6 +460,9 @@ class partition :
             elif order == 'F' :
                y = np.nansum(x[self.landcorelist,:], axis=0)
             else :
-                ERROR("Unforessen order for variable to zero")
+                ERROR("Unforessen order for variable to summed over the core region.")
                 sys.exit()
+        else :
+            ERROR("Unforessen rank for variable to summed over the core region.")
+            sys.exit()
         return y