API Reference > imodeljs-backend > iModels > BriefcaseManager > acquireNewBriefcaseId acquireNewBriefcaseId MethodStatic Acquire a new briefcaseId from iModelHub for the supplied iModelId acquireNewBriefcaseId(requestContext: AuthorizedClientRequestContext, iModelId: string): Promise<number> note usually there should only be one briefcase per iModel per user. throws IModelError if a new briefcaseId could not be acquired. Parameter Type Description requestContext AuthorizedClientRequestContext iModelId string Returns - Promise<number> Defined in core/backend/src/BriefcaseManager.ts Line 179 Last Updated: 29 November, 2022