springboot开发接口报错
Optional int parameter 'userId' is present but cannot be translated into a null value due to being declared as a primitive type. Consider declaring it as object wrapper for the corresponding primitive type

原来是这样的:

解决方案:

springboot开发接口报错
Optional int parameter 'userId' is present but cannot be translated into a null value due to being declared as a primitive type. Consider declaring it as object wrapper for the corresponding primitive type
原来是这样的:
解决方案:
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