PROMS/DataLoader/Transitions.cs

@@ -365,7 +365,11 @@ namespace DataLoader
 					foreach (TransitionInfo tir in til) UpdateTranDataForA0(prc, tir.TransitionID, true);
 				}
 			}
-			foreach (string str in RemoveFromDicTrans) dicTrans_ItemIds.Remove(str);
+			foreach (string str in RemoveFromDicTrans)
+			{
+				dicTrans_ItemIds.Remove(str);
+				dicTrans_MigrationErrors.Remove(str);
+			}
 		}
 		private static void UpdateTranDataForA0(ItemInfo procItem, int transid, bool isRange)
 		{