You can also rebuild the jar by compiling all the sources in the 'src' folder with your working jdk.
在2008-11-18?21:38:30,"Johannes?Zillmann"?<[EMAIL PROTECTED]>?写道: >Dear?Hadoop?Developers, > >i?work?on?a?java?5?project?and?during?upgrade?from?0.18.1?to?0.18.2?? >this?error?appears: > >... >x.java:[11,-1]?cannot?access?org.apache.hadoop.streaming.JarBuilder >bad?class?file:?/Users/jz/.m2/repository/org/apache/hadoop/hadoop-? >streaming/0.18.2/hadoop-streaming-0.18.2.jar(org/apache/hadoop/? >streaming/JarBuilder.class) >class?file?has?wrong?version?50.0,?should?be?49.0 >... > >Could?it?that?0.18.2?is?compiled?with?java?6?whereas?0.18.1?is?? >compiled?with?java?5?? >If?so,?would?there?be?any?plans?to?republish?or?do?another?release?? > >thanks >Johannes > >~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >101tec?GmbH >Halle?(Saale),?Saxony-Anhalt,?Germany >http://www.101tec.com >