多卡训练FLUX失败

[ZitengXue]

我在提交任务后，终端报错如下：

ConnectionError: Tried to launch distributed communication on port 29500, but another process is utilizing it. Please specify a different port (such as using the --main_process_port flag or specifying a different main_process_port in your config file) and rerun your script. To automatically use the next open port (on a single node), you can set this to 0. 20:29:38-869927 ERROR Training failed / 训练失败

[ZitengXue]

我的显卡型号是4090