try restarting your game and the launcher minecraft

Private Relay (macOS)If you're using CurseForge on macOS, try to temporarily disable the Private Relay option located under iCloud.Hosts FileFollow Microsoft's guide, How to reset the Hosts file back to the default.You will need to make sure both 'Use setup script' and 'Use a proxy server' are disabled. ProxyIf you have a proxy connection set up on your system, please try to temporarily disable it to check if it has any effect on the issue.VPNTry to temporarily disable any VPN programs you have running, as they may interrupt the connection required for CurseForge to install the necessary Java or Forge files.

Antivirus and other types of softwareIf you're using an antivirus or other types of software that could affect your network connection, please disable them temporarily and check if there's any change with the issue.

Please make sure your network connection is working properly: Please check your connection and try again. In this article we gathered a list of error messages that you may encounter when using the CurseForge app, and solutions that can help solve them. Modified on: Thu, 20 Jul, 2023 at 4:24 PM Support Home CurseForge App General CurseForge Error Messages

Try restarting your game and the launcher minecraft