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我正在修补板上尝试 BEMOSS 项目，但安装后我遇到了以下问题。

2018-04-29 16:44:14,441 () volttron.platform.vip.agent.subsystems.rpc ERROR: unhandled exception in JSON-RPC method 'start_agent': 
Traceback (most recent call last):
  File "/home/linaro/Build/BEMOSS/volttron/platform/vip/agent/subsystems/rpc.py", line 168, in method
    return method(*args, **kwargs)
  File "/home/linaro/Build/BEMOSS/volttron/platform/control.py", line 137, in start_agent
    self._aip.start_agent(uuid)
  File "/home/linaro/Build/BEMOSS/volttron/platform/aip.py", line 550, in start_agent
    agent_uuid, os.path.join(self.install_dir, agent_uuid, name), name)
  File "/home/linaro/Build/BEMOSS/volttron/platform/aip.py", line 463, in _launch_agent
    metadata = pkg.metadata
  File "/home/linaro/Build/BEMOSS/volttron/platform/packages.py", line 404, in metadata
    with open(os.path.join(self.distinfo, 'metadata.json')) as file:
IOError: [Errno 2] No such file or directory: '/home/linaro/.volttron/agents/37eb5289-7f74-43b9-85fe-9037e8a00f2f/approvalhelperagent-0.1/approvalhelperagent-0.1.dist-info/metadata.json
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1 回答 1

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这是由于较新版本的车轮造成的。恢复到 wheel 版本 0.30 将解决此问题。参考https://github.com/VOLTTRON/volttron/issues/1652

请从开发分支更新到最新的 bootstrap.py，然后运行

python bootstrap.py --force

这应该使用正确版本的 wheel 创建一个新的虚拟环境文件夹。

于 2018-04-30T19:38:36.470 回答