Multiple annotations found at this line:
- javax.servlet.jsp.JspException cannot be resolved to a type
- Attribute (width) is obsolete. Its use is discouraged in HTML5
documents.
- javax.servlet.jsp.JspException cannot be resolved to a type
解決步驟：
1、右鍵項目-build path
2、選擇configure build path...
3、選擇 java build path
4、Add Library –> server Runtime -> Click Next
5、選擇 Server runtime (我的是 Tomcat 7.0) –>完成