How to: Remote Desktop Connection Broker is Not Ready for RPC Communication

RDC Broker is not ready for RPC communication

Before the operation, let’s get to know something about RPC( Remote Procedure Call). Remote  Procedure Call is a distributed system construction technique. It essentially lets software on one system call a subroutine on another machine without being aware of the fact that it is remote.  When it comes to the error in this post, most of the time, it may occur when the RDP session requires secure RPC communication but it didn’t correctly set.

How do I fix Remote Desktop Connection Broker is not ready for RPC Communication?

As we mentioned above, the Remote Desktop may inquire about secure RPC communication. So, we can fix the issue “Remote Desktop Connection Broker is not ready for RPC communication” on Windows server 2016, 2012 R2...by changing the RDP security layer in Group Policy.

Step 1. Press Win + R and then enter “gpedit.msc”, hit the “OK” button to open Group Policy.

Step 2. Navigation:

Computer Configuration\ Administrative Templates\ Windows Components\ Remote Desktop Services\ Remote Desktop Session Host\ Security\ Require use of specific security layer for remote (RDP) connections

Step 3. Double-click on the policy “Require use of specific security layer...”, and then choose tick “Enabled”. Beside the Security Layer, choose “RDP”. Click on “Apply” and then click on “OK”.

Step 4. Now you can connect to the remote server again to see whether the issue disappears.

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Conclusion

From the post, we know that the issue “Remote Desktop Connection Broker is not ready for RPC communication” can be fixed by changing the RDP security layer. However, if the issue persists or you don’t want to take too much time on fixing the issue, you can try a free alternative to RDP -- AnyViewer.