[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Log](./puppeteer.protocol.log.md) > [LogEntry](./puppeteer.protocol.log.logentry.md) > [workerId](./puppeteer.protocol.log.logentry.workerid.md) ## Protocol.Log.LogEntry.workerId property Identifier of the worker associated with this entry. Signature: ```typescript workerId?: string; ```