root@raspberrypi:~/openenergymonitor/emontx-shield/firmware/Shield_CT1234_Voltage-18# pio run 
Please wait while upgrading PlatformIO...
PlatformIO has been successfully upgraded to 6.1.7a3!

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Processing uno (platform: atmelavr; framework: arduino; board: uno)
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Error: Traceback (most recent call last):
  File "/usr/local/lib/python3.9/dist-packages/platformio/__main__.py", line 102, in main
    cli()  # pylint: disable=no-value-for-parameter
  File "/usr/local/lib/python3.9/dist-packages/click/core.py", line 1130, in __call__
    return self.main(*args, **kwargs)
  File "/usr/local/lib/python3.9/dist-packages/click/core.py", line 1055, in main
    rv = self.invoke(ctx)
  File "/usr/local/lib/python3.9/dist-packages/platformio/cli.py", line 70, in invoke
    return super().invoke(ctx)
  File "/usr/local/lib/python3.9/dist-packages/click/core.py", line 1657, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/usr/local/lib/python3.9/dist-packages/click/core.py", line 1404, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/usr/local/lib/python3.9/dist-packages/click/core.py", line 760, in invoke
    return __callback(*args, **kwargs)
  File "/usr/local/lib/python3.9/dist-packages/click/decorators.py", line 26, in new_func
    return f(get_current_context(), *args, **kwargs)
  File "/usr/local/lib/python3.9/dist-packages/platformio/run/cli.py", line 147, in cli
    process_env(
  File "/usr/local/lib/python3.9/dist-packages/platformio/run/cli.py", line 204, in process_env
    result = {"env": name, "duration": time(), "succeeded": ep.process()}
  File "/usr/local/lib/python3.9/dist-packages/platformio/run/processor.py", line 83, in process
    install_project_env_dependencies(
  File "/usr/local/lib/python3.9/dist-packages/platformio/package/commands/install.py", line 132, in install_project_env_dependencies
    _install_project_env_libraries(project_env, options),
  File "/usr/local/lib/python3.9/dist-packages/platformio/package/commands/install.py", line 241, in _install_project_env_libraries
    spec = PackageSpec(library)
  File "/usr/local/lib/python3.9/dist-packages/platformio/package/meta.py", line 183, in __init__
    self._parse(self.raw)
  File "/usr/local/lib/python3.9/dist-packages/platformio/package/meta.py", line 290, in _parse
    raw = parser(raw)
  File "/usr/local/lib/python3.9/dist-packages/platformio/package/meta.py", line 315, in _parse_requirements
    self.requirements = tokens[1].strip()
  File "/usr/local/lib/python3.9/dist-packages/platformio/package/meta.py", line 230, in requirements
    else semantic_version.SimpleSpec(str(value))
  File "/usr/local/lib/python3.9/dist-packages/semantic_version/base.py", line 647, in __init__
    self.clause = self._parse_to_clause(expression)
  File "/usr/local/lib/python3.9/dist-packages/semantic_version/base.py", line 1043, in _parse_to_clause
    return cls.Parser.parse(expression)
  File "/usr/local/lib/python3.9/dist-packages/semantic_version/base.py", line 1063, in parse
    raise ValueError("Invalid simple block %r" % block)
ValueError: Invalid simple block 'c057b5f4c0'

============================================================

An unexpected error occurred. Further steps:

* Verify that you have the latest version of PlatformIO using
  `pip install -U platformio` command

* Try to find answer in FAQ Troubleshooting section
  https://docs.platformio.org/page/faq/index.html

* Report this problem to the developers
  https://github.com/platformio/platformio-core/issues

============================================================