hello, i want to run openstudio of jasperETL on CentOS5.5, the following exception is thrown: ERROR: Exception during Initialization java.lang.NullPointerException at org.talend.designer.codegen.config.JetBean.getUri(Unknown Source) at org.talend.designer.codegen.config.JetBean.getTemplateFullUri(Unknown Source) at org.talend.designer.codegen.model.CodeGeneratorEmittersPoolFactory.loadEmfPersistentData(Unknown Source) at org.talend.designer.codegen.model.CodeGeneratorEmittersPoolFactory.initializeEmittersPool(Unknown Source) at org.talend.designer.codegen.model.CodeGeneratorEmittersPoolFactory.access$7(Unknown Source) at org.talend.designer.codegen.model.CodeGeneratorEmittersPoolFactory$JobRunnable.doRun(Unknown Source) at org.talend.designer.codegen.model.CodeGeneratorEmittersPoolFactory$JobRunnable.run(Unknown Source) log4j:ERROR Plugin: org.talend.libraries not found in TOSAppender. Exception in thread "Code generation background thread" java.lang.IllegalStateException: Workspace is closed. at org.eclipse.core.resources.ResourcesPlugin.getWorkspace(ResourcesPlugin.java:339) at org.talend.designer.codegen.model.CodeGeneratorEmittersPoolFactory$JobRunnable.doRun(Unknown Source) at org.talend.designer.codegen.model.CodeGeneratorEmittersPoolFactory$JobRunnable.run(Unknown Source) but it works well on SUSE box, what is the problem? thanks for any helps.