JSP错误cannot be resolved

答案:1 悬赏:50 手机版

解决时间 2021-05-03 01:26

提问者网友：自食苦果
2021-05-02 03:55

org.apache.jasper.JasperException: org.apache.jasper.JasperException: Unable to compile class for JSP

An error occurred at line: 17 in the jsp file: /showlist.jsp
Generated servlet error:
List cannot be resolved to a type

An error occurred at line: 29 in the jsp file: /showlist.jsp
Generated servlet error:
i cannot be resolved

An error occurred at line: 30 in the jsp file: /showlist.jsp
Generated servlet error:
u cannot be resolved

An error occurred at line: 31 in the jsp file: /showlist.jsp
Generated servlet error:
u cannot be resolved

An error occurred at line: 32 in the jsp file: /showlist.jsp
Generated servlet error:
u cannot be resolved

An error occurred at line: 33 in the jsp file: /showlist.jsp
Generated servlet error:
u cannot be resolved

最佳答案

五星知识达人网友：十年萤火照君眠
2021-05-02 04:03

导入相关的包java.util.*

意思是第showlist.jsp页面的第17行的List类型未知

29.30.31.32.33行的i和u的类型定义有错了

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