current position:Home>We have a web project in the podcast, but the error is reported. Please answer it

We have a web project in the podcast, but the error is reported. Please answer it

2022-01-27 00:11:42 CSDN Q & A

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serious : Servlet.service() for servlet [CategoryServlet] in context with path [/books] threw exception
java.lang.RuntimeException: java.lang.reflect.InvocationTargetException




Refer to the answer 1:

tomcat Have you changed to your own version .




Refer to the answer 2:

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