TroubleshootingSave PDFSave selected topicSave selected topic and subtopicsSave all topicsShareShare to emailCopy topic URLLast UpdatedOct 27, 2015HMI and SCADASystem PlatformCommunication Drivers 2023 R2 Related LinksUsing Troubleshooting ToolsMonitoring Connectivity Status with a Data SourceMonitoring the Status of Conversations with DDE/SuiteLink ClientsError Messages and CodesCommunication Failures