Class FieldNotReadableFromCompiledModel

source code

              object --+                    
                       |                    
exceptions.BaseException --+                
                           |                
        exceptions.Exception --+            
                               |            
        exceptions.StandardError --+        
                                   |        
                exceptions.NameError --+    
                                       |    
            exceptions.UnboundLocalError --+
                                           |
                                          FieldNotReadableFromCompiledModel

Field variable unable to be read from QTCM compiled model.