Windows Firewall Blocking Port 45454

Resolved 💬 3 comments Opened Sep 30, 2025 by adrianolaselva Closed Oct 4, 2025

Bug Description
a porta 45454 fica bloqueada no windows

Environment Info

  • Platform: win32
  • Terminal: windows-terminal
  • Version: 1.0.56
  • Feedback ID: adf0d285-cf2b-42c5-a9a4-eb59fe746f76

Errors

[{"error":"Error: ENOENT: no such file or directory, open 'D:\\proc\\version'\n    at Module.readFileSync (node:fs:449:20)\n    at Object.readFileSync (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:615:7077)\n    at file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:615:8638\n    at Q (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:609:14408)\n    at kT4 (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:709:62815)\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)","timestamp":"2025-09-30T18:14:34.910Z"},{"error":"Error: Another process is currently installing an update\n    at m61 (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1795:1791)\n    at file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:2700:10627\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)","timestamp":"2025-09-30T18:14:35.386Z"},{"error":"Error: Port 45454 is already in use. Please ensure no other applications are using this port.\n    at cJA.handleError (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1833:1814)\n    at Server.emit (node:events:524:28)\n    at Server.emit (node:domain:489:12)\n    at emitErrorNT (node:net:1944:8)\n    at process.processTicksAndRejections (node:internal/process/task_queues:82:21)","timestamp":"2025-09-30T18:14:39.128Z"},{"error":"Error: Another process is currently installing an update\n    at m61 (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1795:1791)\n    at file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:2700:10627\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)","timestamp":"2025-09-30T18:15:45.599Z"},{"error":"Error: Another process is currently installing an update\n    at m61 (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1795:1791)\n    at file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:2700:10627\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)","timestamp":"2025-09-30T18:15:57.250Z"},{"error":"Error: Port 45454 is already in use. Please ensure no other applications are using this port.\n    at cJA.handleError (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1833:1814)\n    at Server.emit (node:events:524:28)\n    at Server.emit (node:domain:489:12)\n    at emitErrorNT (node:net:1944:8)\n    at process.processTicksAndRejections (node:internal/process/task_queues:82:21)","timestamp":"2025-09-30T18:16:01.554Z"},{"error":"Error: Another process is currently installing an update\n    at m61 (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1795:1791)\n    at file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:2700:10627\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)","timestamp":"2025-09-30T18:16:06.979Z"},{"error":"Error: Another process is currently installing an update\n    at m61 (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1795:1791)\n    at file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:2700:10627\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)","timestamp":"2025-09-30T18:16:16.753Z"},{"error":"Error: Another process is currently installing an update\n    at m61 (file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:1795:1791)\n    at file:///C:/Users/Adriano/AppData/Roaming/npm/node_modules/@anthropic-ai/claude-code/cli.js:2700:10627\n    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)","timestamp":"2025-09-30T18:16:25.208Z"}]

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