--- title: "Can’nX troubleshooting: errors, FAQs and support" description: "Find the Can’nX troubleshooting guides and FAQs by application: access, commands, KNX imports, Modbus, metering, schemas and support requests." canonical: https://wiki.can-nx.com/en/depannage/ language: en --- # Can’nX troubleshooting: errors, FAQs and support Start from the symptom: each application has its troubleshooting guides and frequently asked questions. Note the exact message, the step reached and the checks already done. If the problem persists, [prepare a support request](https://wiki.can-nx.com/en/guides/customer-service/) without attaching credentials or private links. ## Pool’nX - [Pool’nX troubleshooting and FAQ: KNX, Klereo and PoolCop](https://wiki.can-nx.com/en/guides/pool-help/) ## Link’nX - [Actions in Link’nX: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/link-action-help/) - [Airzone in Link’nX: troubleshooting and common questions](https://wiki.can-nx.com/en/guides/link-aidoo-help/) - [Crestron in Link’nX: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/link-crestron-help/) - [Link’nX KNX functions: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/link-function-help/) - [ETS file and filter in Link’nX: troubleshooting and FAQ](https://wiki.can-nx.com/en/guides/link-knx-help/) - [Sonos in Link’nX: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/link-sonos-help/) ## Boss’nX - [Boss’nX access, menus and session: troubleshooting and FAQ](https://wiki.can-nx.com/en/guides/boss-access-help/) - [Boss’nX command not working: troubleshooting and FAQ](https://wiki.can-nx.com/en/guides/boss-command-help/) - [Boss’nX dashboard favorites and alarms: frequently asked questions](https://wiki.can-nx.com/en/guides/boss-dashboard-daily-help/) - [Boss’nX dashboard schemas: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/boss-dashboard-schema-help/) - [Boss’nX energy breakdown: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/boss-energy-help/) - [Boss’nX hypervision energy: troubleshooting and FAQ](https://wiki.can-nx.com/en/guides/boss-hypervision-energy-help/) - [Boss’nX hypervision dashboard: troubleshooting and FAQ](https://wiki.can-nx.com/en/guides/boss-hypervision-help/) - [KNX monitoring in Boss’nX: troubleshoot selection and saving](https://wiki.can-nx.com/en/guides/boss-knx-monitoring-help/) - [KNX .knxproj import and dictionary in Boss’nX: troubleshooting](https://wiki.can-nx.com/en/guides/boss-knx-project-help/) - [KNX structure in Boss’nX: troubleshooting component creation](https://wiki.can-nx.com/en/guides/boss-knx-structure-help/) - [Test a Modbus register read and troubleshoot monitoring in Boss’nX](https://wiki.can-nx.com/en/guides/boss-modbus-config-help/) - [Boss’nX building organization: save and recover after a failure](https://wiki.can-nx.com/en/guides/boss-organization-help/) - [Boss’nX overview and links: troubleshooting and common questions](https://wiki.can-nx.com/en/guides/boss-overview-help/) - [Boss’nX component alarms: heartbeat, BACnet source and troubleshooting](https://wiki.can-nx.com/en/guides/boss-point-alarm-help/) - [BACnet datapoint in Boss’nX: troubleshooting and FAQ](https://wiki.can-nx.com/en/guides/boss-point-bacnet-help/) - [Boss’nX Modbus datapoint: test the reading and fix errors](https://wiki.can-nx.com/en/guides/boss-point-modbus-help/) - [Boss’nX guest QR access: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/boss-qr-guest-help/) - [Icon button and linked datapoint in Boss’nX: frequently asked questions](https://wiki.can-nx.com/en/guides/boss-schema-binding-help/) - [Boss’nX schema canvas: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/boss-schema-canvas-help/) - [Boss’nX schema conflicts: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/boss-schema-conflicts-help/) - [Saving Boss’nX schemas: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/boss-schema-editor-help/) - [Boss’nX navigation link: troubleshooting and FAQ](https://wiki.can-nx.com/en/guides/boss-schema-link-help/) - [Boss’nX Datapoints palette: troubleshooting and FAQ](https://wiki.can-nx.com/en/guides/boss-schema-palette-help/) - [Used datapoints in a Boss’nX schema: frequently asked questions](https://wiki.can-nx.com/en/guides/boss-schema-used-help/) - [Boss’nX schema errors and warnings: frequently asked questions](https://wiki.can-nx.com/en/guides/boss-schema-validation-help/) - [Boss’nX Schemas page: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/boss-schemas-help/) - [Boss’nX user accounts: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/boss-users-help/) - [Boss’nX zone troubleshooting: components, datapoints and displayed values](https://wiki.can-nx.com/en/guides/boss-zone-help/) ## Emergy’nX - [Emergy’nX: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/emergy-help/) ## Chart’nX - [Chart’nX CSV export: missing button, missing panel or failure](https://wiki.can-nx.com/en/guides/chart-export-troubleshoot/) - [Chart’nX dashboards: frequently asked questions about viewing](https://wiki.can-nx.com/en/guides/chart-faq/) - [Chart’nX energy meter: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/chart-meter-help/) - [Modbus in Chart’nX: missing measurements and frequently asked questions](https://wiki.can-nx.com/en/guides/chart-modbus-faq/) - [Troubleshoot KNX address monitoring in Chart’nX](https://wiki.can-nx.com/en/guides/chart-monitoring-help/) - [Chart’nX water dashboard: troubleshooting and frequently asked questions](https://wiki.can-nx.com/en/guides/chart-water-help/) ## Access Control - [Access Control: frequently asked questions about bookings and codes](https://wiki.can-nx.com/en/guides/ac-faq/) - [Access Control troubleshooting: bookings, guest emails and access codes](https://wiki.can-nx.com/en/guides/ac-troubleshoot/)