Nexus async Operations backed by ExecuteUntypedWorkflow (i.e. NewWorkflowRunOperation and NewWorkflowRunOperationWithOptions) are now required to set the workflow ID on the StartWorkflowOptions parameter. If workflow ID is unset, the new error ErrMissingWorkflowID will be returned.
Full Changelog: https://github.com/temporalio/sdk-go/compare/v1.30.0...v1.30.1
Fetched April 11, 2026