linux上运行mcp脚本，报了这个错误，是什么问题？

[cjp257]

[root@HTNICE mcp]# python mcp_pipe.py device_control.py
2025-07-04 10:37:37,849 - MCP_PIPE - INFO - Connecting to WebSocket server...
2025-07-04 10:37:38,495 - MCP_PIPE - INFO - Successfully connected to WebSocket server
2025-07-04 10:37:38,502 - MCP_PIPE - INFO - Started device_control.py process
2025-07-04 10:37:48,515 - MCP_PIPE - ERROR - Error in WebSocket to process pipe: received 4004 (private use) Internal server error; then sent 4004 (private use) Internal server error
2025-07-04 10:37:48,522 - MCP_PIPE - ERROR - WebSocket connection closed: received 4004 (private use) Internal server error; then sent 4004 (private use) Internal server error
2025-07-04 10:37:48,525 - MCP_PIPE - INFO - Terminating device_control.py process
2025-07-04 10:37:48,593 - MCP_PIPE - INFO - device_control.py process terminated
2025-07-04 10:37:48,594 - MCP_PIPE - WARNING - Connection closed (attempt: 1): received 4004 (private use) Internal server error; then sent 4004 (private use) Internal server error
2025-07-04 10:37:48,595 - MCP_PIPE - INFO - Waiting 2.09 seconds before reconnection attempt 1...
2025-07-04 10:37:48,598 - MCP_PIPE - INFO - Process has ended stderr output
2025-07-04 10:37:48,600 - MCP_PIPE - INFO - Process has ended output
2025-07-04 10:37:50,690 - MCP_PIPE - INFO - Connecting to WebSocket server...
2025-07-04 10:37:50,773 - MCP_PIPE - INFO - Successfully connected to WebSocket server
2025-07-04 10:37:50,779 - MCP_PIPE - INFO - Started device_control.py process
2025-07-04 10:38:00,792 - MCP_PIPE - ERROR - Error in WebSocket to process pipe: received 4004 (private use) Internal server error; then sent 4004 (private use) Internal server error
2025-07-04 10:38:00,797 - MCP_PIPE - ERROR - WebSocket connection closed: received 4004 (private use) Internal server error; then sent 4004 (private use) Internal server error
2025-07-04 10:38:00,801 - MCP_PIPE - INFO - Terminating device_control.py process
2025-07-04 10:38:00,869 - MCP_PIPE - INFO - device_control.py process terminated
2025-07-04 10:38:00,871 - MCP_PIPE - WARNING - Connection closed (attempt: 1): received 4004 (private use) Internal server error; then sent 4004 (private use) Internal server error
2025-07-04 10:38:00,872 - MCP_PIPE - INFO - Waiting 2.06 seconds before reconnection attempt 1...
2025-07-04 10:38:00,874 - MCP_PIPE - INFO - Process has ended stderr output
2025-07-04 10:38:00,876 - MCP_PIPE - INFO - Process has ended output
^C2025-07-04 10:38:02,043 - MCP_PIPE - INFO - Received interrupt signal, shutting down...