Traceback (most recent call last):


 "/Users/patti/anaconda3/envs/elyra_basic_37/bin/elyra-metadata", line 8, in <module>

sys.exit(MetadataApp.main())


 "/Users/patti/anaconda3/envs/elyra_basic_37/lib/python3.7/site-packages/elyra/metadata/metadata_app.py", line 309, in main

elyra_metadata.start()


 "/Users/patti/anaconda3/envs/elyra_basic_37/lib/python3.7/site-packages/elyra/metadata/metadata_app.py", line 321, in start

return subinstance.start()


 "/Users/patti/anaconda3/envs/elyra_basic_37/lib/python3.7/site-packages/elyra/metadata/metadata_app.py", line 254, in start

return subinstance.start()


 "/Users/patti/anaconda3/envs/elyra_basic_37/lib/python3.7/site-packages/elyra/metadata/metadata_app.py", line 129, in start

super(NamespaceRemove, self).start()
# process options


 "/Users/patti/anaconda3/envs/elyra_basic_37/lib/python3.7/site-packages/elyra/metadata/metadata_app.py", line 47, in start

self.process_cli_options(self.options)


 "/Users/patti/anaconda3/envs/elyra_basic_37/lib/python3.7/site-packages/elyra/metadata/metadata_app_utils.py", line 282, in process_cli_options

self.process_cli_option(option)


 "/Users/patti/anaconda3/envs/elyra_basic_37/lib/python3.7/site-packages/elyra/metadata/metadata_app_utils.py", line 266, in process_cli_option

self.log_and_exit("'{}' is a required parameter.".format(cli_option.option), display_help=True)
AttributeError: 'CliOption' object has no attribute 'option'

Traceback (most recent call last):


 "<stdin>", line 1, in <module>


 "/usr/lib/python3.7/site-packages/sympy/concrete/summations.py", line 847, in summation

return Sum(f, *symbols, **kwargs).doit(deep=False)


 "/usr/lib/python3.7/site-packages/sympy/concrete/summations.py", line 184, in doit

return self.expand().doit()


 "/usr/lib/python3.7/site-packages/sympy/core/cache.py", line 94, in wrapper

retval = cfunc(*args, **kwargs)


 "/usr/lib/python3.7/site-packages/sympy/core/expr.py", line 3191, in expand

expr, hit = Expr._expand_hint(expr, hint, deep=deep, **hints)


 "/usr/lib/python3.7/site-packages/sympy/core/expr.py", line 3132, in _expand_hint

newexpr = getattr(expr, hint)(**hints)


 "/usr/lib/python3.7/site-packages/sympy/concrete/expr_with_limits.py", line 407, in _eval_expand_basic

[self.func(i, *self.limits) for i in summand._mat])
AttributeError: 'MatPow' object has no attribute '_mat'
