ATLAS-2299: Regression : Creating an entity of unknown type throws NPE - update error message

repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasEntityGraphDiscoveryV1.java

@@ -346,7 +346,7 @@ public class AtlasEntityGraphDiscoveryV1 implements EntityGraphDiscovery {
         AtlasEntityType type = typeRegistry.getEntityTypeByName(entity.getTypeName());
 
         if (type == null) {
-            throw new AtlasBaseException(AtlasErrorCode.UNKNOWN_TYPENAME, entity.getTypeName());
+            throw new AtlasBaseException(AtlasErrorCode.TYPE_NAME_NOT_FOUND, entity.getTypeName());
         }
 
         recordObjectReference(entity.getGuid());