Failing with error "not found"

"message": "The Resource 'Microsoft.DataFactory/dataFactories/datafactoryjapaneast' under resource group 'japaneastXXX' was not found."

The issue names no template, file, deployment command, or test; start by locating the quickstart template and deployment that reference Microsoft.DataFactory/dataFactories/datafactoryjapaneast. Confirm whether the resource is expected to be created or referenced, then document the cause and a reproducible correction once the relevant template is identified.

Written by the indexing model from the issue text.