set the two java arguments"-Dhadoop.log.file" and "-Dhadoop.log.dir" should fix your problem. btw,not to put much chinese characters in your mail..
----- Original Message ----- From: "kauu" <[EMAIL PROTECTED]> To: <nutch-dev@lucene.apache.org> Sent: Wednesday, January 31, 2007 1:45 PM Subject: log4j problem why when I changed the nutch/conf/log4j.properties I just changed the first line Log4j.rootLogger=info,drfa to log4j.rootLogger=debug,drfa Like this: *** ********************************** ************ # RootLogger - DailyRollingFileAppender #log4j.rootLogger=INFO,DRFA log4j.rootLogger=DEBUG,DRFA # Logging Threshold log4j.threshhold=ALL #special logging requirements for some commandline tools log4j.logger.org.apache.nutch.crawl.Crawl=INFO,cmdstdout log4j.logger.org.apache.nutch.crawl.Injector=INFO,cmdstdout log4j.logger.org.apache.nutch.crawl.Generator=INFO,cmdstdout log4j.logger.org.apache.nutch.fetcher.Fetcher=INFO,cmdstdout log4j.logger.org.apache.nutch.parse.ParseSegment=INFO,cmdstdout log4j.logger.org.apache.nutch.crawl.CrawlDbReader=INFO,cmdstdout log4j.logger.org.apache.nutch.crawl.CrawlDbMerger=INFO,cmdstdout log4j.logger.org.apache.nutch.crawl.LinkDbReader=INFO,cmdstdout log4j.logger.org.apache.nutch.segment.SegmentReader=INFO,cmdstdout log4j.logger.org.apache.nutch.segment.SegmentMerger=INFO,cmdstdout log4j.logger.org.apache.nutch.crawl.CrawlDb=INFO,cmdstdout log4j.logger.org.apache.nutch.crawl.LinkDb=INFO,cmdstdout log4j.logger.org.apache.nutch.crawl.LinkDbMerger=INFO,cmdstdout log4j.logger.org.apache.nutch.indexer.Indexer=INFO,cmdstdout log4j.logger.org.apache.nutch.indexer.DeleteDuplicates=INFO,cmdstdout log4j.logger.org.apache.nutch.indexer.IndexMerger=INFO,cmdstdout ?????? * ********************************** ********* * In the console ,it show me the error like below log4j:ERROR setFile(null,true) call failed. java.io.FileNotFoundException: \ (???????????) at java.io.FileOutputStream.openAppend(Native Method) at java.io.FileOutputStream.<init>(Unknown Source) at java.io.FileOutputStream.<init>(Unknown Source) at org.apache.log4j.FileAppender.setFile(FileAppender.java:289) at org.apache.log4j.FileAppender.activateOptions(FileAppender.java:163) at org.apache.log4j.DailyRollingFileAppender.activateOptions(DailyRollingFileAp pender.java:215) at org.apache.log4j.config.PropertySetter.activate(PropertySetter.java:256) at org.apache.log4j.config.PropertySetter.setProperties(PropertySetter.java:132 ) at org.apache.log4j.config.PropertySetter.setProperties(PropertySetter.java:96) at org.apache.log4j.PropertyConfigurator.parseAppender(PropertyConfigurator.jav a:654) at org.apache.log4j.PropertyConfigurator.parseCategory(PropertyConfigurator.jav a:612) at org.apache.log4j.PropertyConfigurator.configureRootCategory(PropertyConfigur ator.java:509) at org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java: 415) at org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java: 441) at org.apache.log4j.helpers.OptionConverter.selectAndConfigure(OptionConverter. java:468) at org.apache.log4j.LogManager.<clinit>(LogManager.java:122) at org.apache.log4j.Logger.getLogger(Logger.java:104) at org.apache.commons.logging.impl.Log4JLogger.getLogger(Log4JLogger.java:229) at org.apache.commons.logging.impl.Log4JLogger.<init>(Log4JLogger.java:65) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)