On Friday 07 October 2005 20:57, Raymond Norton wrote: > I just installed java-sdk using yum. When I try to execute the following, > I get an exception error: > > root at blh fileIndexer]# java -Xmx256m -jar FileIndexer-1.1.5.jar > Warning: -Xmx256m not understood. Ignoring. > Warning: -jar not understood. Ignoring. > Exception in thread "main" java.lang.NoClassDefFoundError: You're either running a really old version of java or you have the java stuff that comes with the os installed and your path picks that up first.. Run rpm -qa `which java` most likely it points to the gnu implementation and you have to fix it that way. If not, you'll have to go download a newer version of the jdk from java.com. Peter.