java - Tomcat can be hot deployed, why does it still prompt hot code replace failed?

Question

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天蓬老师 · Answer

Check if there are any test cases before running. Hot deployment needs to wait until all tasks are completed

曾经蜡笔没有小新 · Answer

Make sure no other application is occupying tomcat

黄舟 · Answer

Don’t you have the habit of reading English error messages? . . The writing makes it clear that if the modified method name or code compilation is wrong, it cannot be hot replaced.

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