              self.execute(*args, **options.__dict__)
          except Exception as e:
              # self.stderr is not guaranteed to be set here
              stderr = getattr(self, 'stderr', OutputWrapper(sys.stderr, self.style.ERROR))
              if options.traceback or not isinstance(e, CommandError):
                  stderr.write(traceback.format_exc())
              else:
                  stderr.write('%s: %s' % (e.__class__.__name__, e))
              sys.exit(1)
  
      def execute(self, *args, **options):
          """
          Try to execute this command, performing model validation if
 
</s> remove         to stderr.
 </s> add         to stderr. If the ``--traceback`` option is present or the raised
        ``Exception`` is not ``CommandError``, raise it. </s> remove             err_message = err.getvalue()
            self.assertIn("Traceback (most recent call last)", err_message)
            self.assertIn("CommandError", err_message)
 </s> add 
            stderr.write('%s: %s' % (e.__class__.__name__, e))
              self.execute(*args, **options.__dict__)
          except Exception as e:
              # self.stderr is not guaranteed to be set here
              stderr = getattr(self, 'stderr', OutputWrapper(sys.stderr, self.style.ERROR))
            stderr.write('%s: %s' % (e.__class__.__name__, e))
            stderr.write('%s: %s' % (e.__class__.__name__, e))
            stderr.write('%s: %s' % (e.__class__.__name__, e))
            stderr.write('%s: %s' % (e.__class__.__name__, e))
              sys.exit(1)
  
      def execute(self, *args, **options):
          """
          Try to execute this command, performing model validation if
keep keep keep keep replace replace replace replace keep keep keep keep keep
 Fixed #20445 -- Raised original exception after command error 
django/core/management/base.py