![Configuring the RD Gateway Server for a 2012 RDS farm with HA enabled for the RD Connection Brokers | thewolfblog Configuring the RD Gateway Server for a 2012 RDS farm with HA enabled for the RD Connection Brokers | thewolfblog](https://thewolfblogdotcom.files.wordpress.com/2014/01/2-6-2014-8-59-50-am.png)
Configuring the RD Gateway Server for a 2012 RDS farm with HA enabled for the RD Connection Brokers | thewolfblog
![The Remote Desktop Connection Broker server could not enumerate the targets for the provider named NULL from the database - Microsoft Q&A The Remote Desktop Connection Broker server could not enumerate the targets for the provider named NULL from the database - Microsoft Q&A](https://learn.microsoft.com/api/attachments/68856-rdcb-is-not-available.jpg?platform=QnA)
The Remote Desktop Connection Broker server could not enumerate the targets for the provider named NULL from the database - Microsoft Q&A
![Error after completing configuration of the RD Connection Broker server for high availability - Windows Server | Microsoft Learn Error after completing configuration of the RD Connection Broker server for high availability - Windows Server | Microsoft Learn](https://learn.microsoft.com/en-us/troubleshoot/windows-server/remote/media/error-configuration-rd-connection-brokers-high-availability/grant-permission-for-rdcb.png)
Error after completing configuration of the RD Connection Broker server for high availability - Windows Server | Microsoft Learn
![windows server 2008 r2 - RDS 2012 R2: Connection broker (or gateway) not working properly - Server Fault windows server 2008 r2 - RDS 2012 R2: Connection broker (or gateway) not working properly - Server Fault](https://i.stack.imgur.com/F9gTF.png)
windows server 2008 r2 - RDS 2012 R2: Connection broker (or gateway) not working properly - Server Fault
![Terminalworks Blog | Implementing RD Connection broker High availability | Remote desktop services 2012R2 Terminalworks Blog | Implementing RD Connection broker High availability | Remote desktop services 2012R2](https://www.terminalworks.com/blog-images/blobs/post_81/blobid624.jpg?1603896149661)