{"id":109452,"date":"2026-05-08T03:16:55","date_gmt":"2026-05-08T08:16:55","guid":{"rendered":"https:\/\/www.arbin.com\/?p=109452"},"modified":"2026-05-08T03:19:18","modified_gmt":"2026-05-08T08:19:18","slug":"my-test-stopped-due-to-an-error-called-aux-can-lost-or-aux-ack-failed","status":"publish","type":"post","link":"https:\/\/www.arbin.com\/de\/my-test-stopped-due-to-an-error-called-aux-can-lost-or-aux-ack-failed.html","title":{"rendered":"My test stopped due to an error called \u201cAux CAN Lost\u201d or \u201dAux ACK Failed\u201d"},"content":{"rendered":"

This error means the Aux channel lost communication with IV<\/span><\/span><\/span> channels. It usually occurs when the Batch\/Mapping file was created or modified without downloading it to the cycler. Downloading the Batch\/Mapping file resolves this issue:<\/p>\n

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\"mapping<\/p>\n<\/div>\n<\/div>\n

If this does not resolve the issue, check the cable connection from the Aux module to the computer.<\/p>\n

If the cable seems to be well connected, use this ping command to check further:<\/p>\n