Stop Show test networks on Metamask-extension – simple fix
#RC#
A generic revert message is often a safeguard to prevent the execution of invalid logic. A frequent issue for metamask-extension users is the outdated ABI definition in the local cache. Check the official community announcements to see if there is an ongoing protocol upgrade. The sudden appearance of an « invalid JSON-RPC » error is usually a node glitch.
Debugging metamask-extension issues is easier if you monitor the console for « failed to sign » logs. The official project documentation is the best place to find advanced troubleshooting guides. Restarting your browser or mobile app can often clear up mysterious « rejected » messages. The move toward modular blockchain layers has introduced new types of synchronization errors.
Always check the official documentation for the latest maintenance schedule and news.