Standalone patches are downloaded outside of the game launcher or the Battle.net desktop app.
Troubleshooting steps to resolve this error
Failed to run a required program. Please wait one minute and try again. If this error reoccurs, please restart your computer and try again.
Your installation could not be started. Please try again.
Standalone patches are downloaded outside of the game launcher or the Battle.net desktop app.
There's a problem with the connection to the Battle.net servers.
Your installation could not be started. Please try again.
Instructions to enable vertical sync in applicable games.
Standalone patches are downloaded outside of the game launcher or the Battle.net desktop app.
Your installation or update cannot continue because your network connection is unavailable. It will automatically resume when your connection is reestablished.