flutter 填坑3 Waiting for another flutter command to release the startup lock...卡死

# Q: 出現Waiting for another flutter command to release the startup lock.. 卡死的情況，並且重新啟動開發工具不起作用

# A: 前往flutter SDK中 移除 bin/cache/lockfile 文件

　```

~/flutter/bin/cache/lockfile

```

     執行 flutter doctor 命令

     最后在次執行 flutter run 即可。