Are your gateways on the same subnet, physically close to each other? If not, fix that. See this:
More:
https://forum.inductiveautomation.com/search?q=%40pturmel%20split%20brain%20order%3Alatest
Are your gateways on the same subnet, physically close to each other? If not, fix that. See this:
More:
https://forum.inductiveautomation.com/search?q=%40pturmel%20split%20brain%20order%3Alatest