[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [ServiceWorker](./puppeteer.protocol.serviceworker.md) > [WorkerErrorReportedEvent](./puppeteer.protocol.serviceworker.workererrorreportedevent.md) > [errorMessage](./puppeteer.protocol.serviceworker.workererrorreportedevent.errormessage.md) ## Protocol.ServiceWorker.WorkerErrorReportedEvent.errorMessage property Signature: ```typescript errorMessage: ServiceWorkerErrorMessage; ```