Product/components used and version/fix level:
Detailed explanation of the problem:
All the datahub pipeline has failed and its giving the error message below since 2 days ago.
Error messages / full error message screenshot / log file:
Invalid Query Exception. Validation of view sql failed. The source [c8y_source] is currently unavailable. Metadata is not accessible; please check node health (or external storage) and permissions. Info: [Source ‘c8y_source’ returned error ‘Connection to Mongo failed. No collections were visible.’]
Question related to a free trial, or to a production (customer) instance?
Production