An offer of sunscreen to inmates who climbed onto a jail's roof in hot weather was "foolish", the prisons minister has said.
Jeremy Wright said that he has ordered an immediate review into the matter.
"This should not have happened," Mr Wright said.
"There should be no policies in place which promote this kind of foolishness and I have ordered an immediate review of this incident to ensure that it does not happen again."
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Eilidh MacLeod, who lost her life in the attack, travelled to the concert with friend Laura MacIntyre who remains in hospital.
Temperatures not sliding far - around 20C at midnight in places, so another restless nights sleep as it stays uncomfortable and stuffy.
With lines catapulting right and centre in the complex investigation over Trump's links with Russia, this is how the story unfolded.