at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22) 报空指针
来源:互联网 发布:vb readprocessmemory 编辑:程序博客网 时间:2024/04/29 15:48
原来发布到weblogic 的项目,想改动发布到tomcat上。启动发布一切都正常。出入项目请求路径却包错:
- java.lang.NullPointerException
- at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22)
查询资料,原因是项目jar包和tomcat的jar包冲突了。不兼容。
删除工程里的jsp-api.jar和servlet-api.jar两个jar包,这种解决方案是对的,但是删除完这两个jar,可能还是有问题,此时需要仔细查看自己工程里的.classpath文件,特别注意kind=“lib” 是不是引用了jsp-api.jar和servlet-api.jar这两个jar包,可能会引用tomcat里的jar包,如果发现有这种情况,必须删除那两行,重启tomcat,应该就没问题了!
- 终极解决方案 at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22) 报空指针
- 终极解决方案 at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22) 报空指针
- at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22) 报空指针
- at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22) 报空指针
- at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22) 报空指针
- at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22) 报空指针
- 终极解决方案 at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22) 报空指针
- at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22)
- 空指针 at org.apache.jsp.index_jsp._jspInit(index_jsp.java:23) 错误解决办法
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- at org.apache.jsp.index_jsp._jspInit(index_jsp.java:23)
- at org.apache.jsp.index_jsp._jspInit(index_jsp.java:66) 初始化JSP页面时报NULL指针异常
- at org.apache.jsp.index_jsp._jspInit(index_jsp.java:66) 初始化JSP页面时报NULL指针异常
- java.lang.NullPointerException at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22)
- java.lang.NullPointerException at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22)
- java.lang.NullPointerException at org.apache.jsp.index_jsp._jspInit(index_jsp.java:22)
- java.lang.NullPointerException at org.apache.jsp.index_jsp._jspInit
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