It responses to any message from popup.js. VPN Proxy Unblocker is a free Chrome extension which gives you easy access to HideMyAss proxy servers from anywhere. The solution is to return true in background message listener. I had same problem when responding on message in callback. [Thanks is rather old and not closely related to Chrome extensions development, but let it be here. Some of them probably need to start returning promises (marking them as async should be enough). So bottom line, if you see your extension causing these errors - inspect closely all your onMessage listeners. Webextension-polyfill authors have already written about it in June 2018. B chn phát trc tuyn phng tin, bo v d liu ca bn, tránh xa. Secure Web Access in HotSpots Protect your device and activities with a free unlimited VPN Proxy. Tn hng dch v VPN proxy không cn ng nhp nhanh vi VeePN VeePN là dch v proxy VPN nhanh m bo quyn riêng t và bo mt trên internet cho mi ngi.
If you want to change them do it any moment manually. The configuration is automatic VeePN chooses the best options for you. The VPN service that keeps your phone, tablet & desktop secure & private. 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. Connect to free unlimited VPN Proxy service with one click. When you have the response (or reject it in case of an error). return a Promise from the event listener, and resolve.This keeps the sendResponseįunction valid after the listener returns, so you can call it later. To send an asynchronous response, there are two options: The issue is most likely a mishandled async response to ndMessage. The issue isn't CORB (as another answer here states) as blocked CORs manifest as warnings like -Ĭross-Origin Read Blocking (CORB) blocked cross-origin response In case you're an extension developer who googled your way here trying to stop causing this error:
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