Maurik, What steering file are you trying to run? I’m not having any problems running the monitoring app on my laptop. mg On Mar 27, 2015, at 9:34 AM, Maurik Holtrop <[log in to unmask]<mailto:[log in to unmask]>> wrote: Caused by: java.lang.RuntimeException: org.jdom.input.JDOMParseException: Error on line 101: The string "--" is not permitted within comments. at org.lcsim.job.JobControlManager.setup(JobControlManager.java:511) at org.lcsim.job.JobControlManager.setup(JobControlManager.java:474) at org.hps.monitoring.application.EventProcessing.setupSteeringFile(EventProcessing.java:281) at org.hps.monitoring.application.EventProcessing.setupLcsim(EventProcessing.java:163) ... 39 more Caused by: org.jdom.input.JDOMParseException: Error on line 101: The string "--" is not permitted within comments. at org.jdom.input.SAXBuilder.build(SAXBuilder.java:468) at org.jdom.input.SAXBuilder.build(SAXBuilder.java:770) at org.lcsim.job.JobControlManager.setup(JobControlManager.java:509) ... 42 more Caused by: org.xml.sax.SAXParseException; lineNumber: 101; columnNumber: 17; The string "--" is not permitted within comments. at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:198) at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:177) at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:441) at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:368) at com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1436) at com.sun.org.apache.xerces.internal.impl.XMLScanner.scanComment(XMLScanner.java:796) ######################################################################## Use REPLY-ALL to reply to list To unsubscribe from the HPS-SOFTWARE list, click the following link: https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=HPS-SOFTWARE&A=1