java.lang.AbstractMethodError: javax.servlet.jsp.PageContext.getELContext()Ljavax/e
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最近在用Mahout做推荐系统,需要hadoop jar包的支持,可是连着3天一直报这个错误
一开始压根没想到是hadoop和jstl 的jar包冲突了,网上一对牛鬼蛇神说是tomcat和jsp版本不一致如何如何,文章千篇一律,你抄我我抄你
现在tomcat9都出来了,还在那说tomcat5.5的事,后来在csdn里面搜这个错误,终于有个大神解决了我的错误,
http://blog.csdn.net/zhouyan8603/article/details/48441883
<dependency> <groupId>org.apache.hadoop</groupId> <artifactId>hadoop-core</artifactId> <version>0.20.2</version> <scope>compile</scope> <exclusions> <exclusion> <artifactId>jsp-2.1</artifactId> <groupId>org.mortbay.jetty</groupId> </exclusion> <exclusion> <artifactId>jsp-api-2.1</artifactId> <groupId>org.mortbay.jetty</groupId> </exclusion> <exclusion> <artifactId>jetty</artifactId> <groupId>org.mortbay.jetty</groupId> </exclusion> <exclusion> <artifactId>jetty-util</artifactId> <groupId>org.mortbay.jetty</groupId> </exclusion> <exclusion> <artifactId>jasper-runtime</artifactId> <groupId>tomcat</groupId> </exclusion> <exclusion> <artifactId>jasper-compiler</artifactId> <groupId>tomcat</groupId> </exclusion> <exclusion> <artifactId>commons-cli</artifactId> <groupId>commons-cli</groupId> </exclusion> <exclusion> <artifactId>jersey-core</artifactId> <groupId>com.sun.jersey</groupId> </exclusion> <exclusion> <artifactId>jersey-json</artifactId> <groupId>com.sun.jersey</groupId> </exclusion> <exclusion> <artifactId>jersey-server</artifactId> <groupId>com.sun.jersey</groupId> </exclusion> </exclusions> </dependency>启动tomcat7以后网页完全正常
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