Alright, I tested the script and it fails too...
Here's a screen shot of a few of my host instances:
![Image]()
For testing the script I only included "BiDiClusteredHost_MSMQ" (clustered) and "ProcessingHost" (non-clustered) in the HostInstancesList.txt.
When instances were started the script excuted fine (as expected). When I disabled both "ProcessingHost" instances it was able to successfully start them as well. However, when I disabled the active instance node for "BiDiClusteredHost_MSMQ" and tried running the script here is what happened:
![Image]()
![Image]()
![Image]()
The script seems to be attempting to start the inactive node instead of the active node, which will raise the same "error".
Here's a screen shot of a few of my host instances:

For testing the script I only included "BiDiClusteredHost_MSMQ" (clustered) and "ProcessingHost" (non-clustered) in the HostInstancesList.txt.
When instances were started the script excuted fine (as expected). When I disabled both "ProcessingHost" instances it was able to successfully start them as well. However, when I disabled the active instance node for "BiDiClusteredHost_MSMQ" and tried running the script here is what happened:



The script seems to be attempting to start the inactive node instead of the active node, which will raise the same "error".