RTMT 8.7 throws error when connecting to CUCM 8.5(1)
Upgraded from 8.0(3) to 8.5(1), uninstalled RTMT 8.5 and installed RTMT 8.7 from the plugins page. Now when I try to connect to my publisher, I get an error that says "RTMT plugin client version does not work with the backend system, please un-install current RTMT first, download the plugin from this particular node/cluster, then install it and try again!". Anybody else running into this?
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.