can anyone help me? 叶达峰 <kobe082...@qq.com>编写：
>Hi, > > I am a freshman on Hadoop. Today, I spent the whole night trying to set up a > development environment for Hadoop. I encounter several problems, first is > that the eclipse can't load the plugin, I changed to another version, this > problem was resolved. > > But now, I have one more difficult problem. I try to set up Map/Reduce > Location, if everything were well, it should connect to the server and the > DFS Location could list the whole file system. Sadly, it doesn't work. > I have checked to configuration several times, it should be correct. > > Here is the message I get: > Error: failure to login > An internal error occured during: "Map/reduce location status updater." > org/codehaus/jackson/map/jsonmappingexception
