在Spring MVC中使用list接收数组数据报错

Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed: java.lang.IllegalStateException: No primary or single unique constructor found for interface java.util.List] with root cause

java.lang.IllegalStateException: No primary or single unique constructor found for interface java.util.List

添加注解@RequestParam