API Reference > imodeljs-frontend > IModelConnection > BriefcaseTxns > reverseSingleTxn reverseSingleTxn Method Reverse (undo) the most recent operation. reverseSingleTxn(): Promise<IModelStatus> see BriefcaseTxns.reinstateTxn to redo operations. see BriefcaseTxns.reverseAll to undo all operations. see BriefcaseTxns.isUndoPossible to determine if any reversible operations exist. Returns - Promise<IModelStatus> Defined in core/frontend/src/BriefcaseTxns.ts Line 163 Last Updated: 11 June, 2024