#RC#
It is common for the interface to become unresponsive during peak network congestion. A frequent issue for rainbowkit users involves a conflict between multiple active extensions. A proven solution is to use a dedicated RPC URL instead of the default public gateway.
Many rejected transactions are caused by the max fee being too low. A mismatch in the chain ID settings will prevent rainbowkit from syncing with the blockchain. The official project documentation is the best place to find detailed troubleshooting steps.
The official wiki contains a wealth of information for optimizing your local node setup. Always verify that the website you are using is the official one to avoid phishing scripts. Layer 2 network delays can sometimes lead to “ghost” transactions that appear later.