jsp 頁面報錯 javax.servlet.ServletException cannot be resolved to a type

jsp 頁面報錯： Multiple annotations found at this line: - javax.servlet.ServletException cannot be resolved to a type - javax.servlet.jsp.JspException cannot be resolved to a type 其實項目當中很多大大小小的莫名錯誤，按照經驗不可能

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