Optional int parameter ‘limit‘ is present but cannot be translated into a null value due to错误解决方法

学习SpringBoot时遇到了一个这样的错误，一开始以为自己的代码有问题，百度了下发现时传参的时候有问题，我传的参是int类型的，改成integer对象类型就行了         [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is j

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