I got similar problems, tried both default setting solr/bin and full path /export/home/jboss/jboss-4.0.5.GA/bin/solr/bin, neither works. I'm using 1.2.
2007-06-27 14:10:03,907 ERROR [STDERR] Jun 27, 2007 2:10:03 PM org.apache.solr.update.DirectUpdateHandler2 commit INFO: start commit(optimize=true,waitFlush=true,waitSearcher=true) 2007-06-27 14:10:03,961 ERROR [STDERR] Jun 27, 2007 2:10:03 PM org.apache.solr.core.SolrException log SEVERE: java.io.IOException: snapshooter: not found at java.lang.UNIXProcess.forkAndExec(Native Method) at java.lang.UNIXProcess.<init>(UNIXProcess.java:53) at java.lang.ProcessImpl.start(ProcessImpl.java:65) at java.lang.ProcessBuilder.start(ProcessBuilder.java:451) at java.lang.Runtime.exec(Runtime.java:591) at org.apache.solr.core.RunExecutableListener.exec(RunExecutableListener .java:70) at org.apache.solr.core.RunExecutableListener.postCommit(RunExecutableLi stener.java:97) at org.apache.solr.update.UpdateHandler.callPostCommitCallbacks(UpdateHa ndler.java:99)