Data comes into the warehouse under different columns, having been translated into other languages. Language conversion is happening in both the column name and value.
Jira Connector: Jira
This may happen if the connecting user has changed the language setting in their account.
The user language setting can be verified by checking the output of the Jira_request salame script:
salame jobs create <ticket> jira_request <account>/<group>/jira/<schema> "/rest/api/2/field"