[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Runtime](./puppeteer.protocol.runtime.md) > [StackTrace](./puppeteer.protocol.runtime.stacktrace.md) > [parentId](./puppeteer.protocol.runtime.stacktrace.parentid.md) ## Protocol.Runtime.StackTrace.parentId property Asynchronous JavaScript stack trace that preceded this stack, if available. Signature: ```typescript parentId?: StackTraceId; ```