Traceback (most recent call last):


 "C:\Users\S10500\AppData\Local\Continuum\anaconda3\lib\site-packages\spyder\widgets\ipythonconsole\client.py", line 575, in show_time

elapsed_time = time.monotonic() - self.t0
TypeError: unsupported operand type(s) for -: 'float' and 'NoneType'

Traceback (most recent call last):


 "/home/bremme/miniconda3/envs/data-analysis/bin/pyinstaller", line 11, in <module>

load_entry_point('PyInstaller==3.4.dev0+133d18156', 'console_scripts', 'pyinstaller')()


 "/home/bremme/miniconda3/envs/data-analysis/lib/python3.6/site-packages/PyInstaller/__main__.py", line 92, in run

run_build(pyi_config, spec_file, **vars(args))


 "/home/bremme/miniconda3/envs/data-analysis/lib/python3.6/site-packages/PyInstaller/__main__.py", line 46, in run_build

PyInstaller.building.build_main.main(pyi_config, spec_file, **kwargs)


 "/home/bremme/miniconda3/envs/data-analysis/lib/python3.6/site-packages/PyInstaller/building/build_main.py", line 791, in main

build(specfile, kw.get('distpath'), kw.get('workpath'), kw.get('clean_build'))


 "/home/bremme/miniconda3/envs/data-analysis/lib/python3.6/site-packages/PyInstaller/building/build_main.py", line 737, in build

exec(text, spec_namespace)


 "<string>", line 95, in <module>


 "/home/bremme/miniconda3/envs/data-analysis/lib/python3.6/site-packages/PyInstaller/building/api.py", line 411, in __init__

strip_binaries=self.strip, upx_binaries=self.upx,


 "/home/bremme/miniconda3/envs/data-analysis/lib/python3.6/site-packages/PyInstaller/building/api.py", line 196, in __init__

self.__postinit__()


 "/home/bremme/miniconda3/envs/data-analysis/lib/python3.6/site-packages/PyInstaller/building/datastruct.py", line 161, in __postinit__

self.assemble()


 "/home/bremme/miniconda3/envs/data-analysis/lib/python3.6/site-packages/PyInstaller/building/api.py", line 273, in assemble

pylib_name = os.path.basename(bindepend.get_python_library_path())


 "/home/bremme/miniconda3/envs/data-analysis/lib/python3.6/posixpath.py", line 144, in basename

p = os.fspath(p)
TypeError: expected str, bytes or os.PathLike object, not NoneType
