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When you send an async response but fail to use either of these mechanisms, the supplied sendResponse argument to sendMessage goes out of scope and the result is exactly as the error message says: your message port (the message-passing apparatus) is closed before the response was received.
5 de abr. de 2019 · I'm having an issue with javascript, since chrome v73.0.3683.86, whenever I run my javascript code after window.location.reload() function it always give me the error "Unchecked runtime.lastError: The message port closed before a response was received."
- Can you try to run it on chrome without any extension? - Right click on your Chrome shortcut - Select Properties. - Add to the end of the Target fi...
- Thank guys, I figured out the problem, it's because of an extension try to send message to it's background.js by running "chrome.runtime.sendMessag...
- Disable all the extensions you installed on the Chrome browser. This worked for me and I saw that many people said it worked. Hope this works for y...
- Okay this one is a kinda different, not totally related with the problem in the OP. But if you are having a trouble with a button click then here i...
0.html:1 Unchecked runtime.lastError: The message port closed before a response was received. Mas o menos dice que... No comprobado el último error en tiempo de ejecución: El puerto del mensaje se cerró antes de recibir la respuesta.
- # Table of Contents
- # Solving The Error When Developing Extensions
- # Additional Resources
If you are an extensions developer, the error is most commonly caused by usingruntime.sendMessage()incorrectly. When sending an asynchronous response, you have two options: 1. Return true from the event listener. This keeps the sendResponsefunctionvalid after the listener returns, so you can call it later. 2. Return a Promisefrom the event listener...
You can learn more about the related topics by checking out the followingtutorials: 1. A listener indicated an asynchronous response by returning true, but the message channel closed before a response was received 2. Edit and replay XHR (HTTP) requests in Chrome & Firefox
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9 de jun. de 2022 · } // This will make sendMessage in start() throw an exception. startAsync() will be fine and sendMessage will return a Promise with undefined value. chrome.runtime.onMessage.addListener((request, sender, sendResponse) => { // The fix is to call sendResponse() before this function returns // or return true and then call sendResponse() async. });
1 de ene. de 2019 · Whenever I move the mouse, it logs this error in the console: Unchecked runtime.lastError: The message port closed before a response was received.
