[Home](./index.md) > [@contract-case/case-boundary](./case-boundary.md) > [PrintableMessageError](./case-boundary.printablemessageerror.md) > [kind](./case-boundary.printablemessageerror.kind.md) ## PrintableMessageError.kind property The red highlighted blob, eg "MATCHING ERROR" or "TRIGGER FUNCTION ERROR". Could be any string. **Signature:** ```typescript readonly kind: string; ```