The highest number of serious assaults in T In The Park’s history was reported at last year’s event, according to a Police Scotland report.

Six serious assaults were recorded in 2015, compared with one in the previous three years. Serious violent crime also increased by five offences to eight, but drug-related offences fell 15%, continuing a downward trend since 2011. Thefts also decreased by 13% and overall crime was down.

“One of the challenges in relation to drugs and ...