A file in your remote warehouse has been changed, that is, your local file conflicts with the remote file, so the push is rejected. You must first find a way to resolve the conflict. . For related information about git, you can read this tutorial. I personally feel good about it: http://iissnan.com/progit/html/zh/ch2_0.html
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The remote server has been modified...you need to synchronize it first
git pull origin master
A file in your remote warehouse has been changed, that is, your local file conflicts with the remote file, so the push is rejected. You must first find a way to resolve the conflict. . For related information about git, you can read this tutorial. I personally feel good about it: http://iissnan.com/progit/html/zh/ch2_0.html