Exactly ORAC. Reported correctly on the BBC Radio4 'Today' news broadcast this morning. The test proved correct operation of the system with the 'anomally' caused by eroneous telemetry resulting in a correct fail-safe termination.
No doubt the anti-nuclear deterrent brigade ^^, political opposition parties, Kremlin, PRC et.al. will push the 'embarrassing failure' and 'useless waste of taxpayers money' narrative.
Yet more slaps on Putin's collective SMO success back.