"The CAA has received six Mandatory Occurrence Reports in the last three months affecting the DJI Matrice 210 series drone. The reports have indicated that on each occasion the DJI M210 has malfunctioned resulting in rapid uncontrolled descent and consequent damage to the airframe upon impact with the ground. Reports suggest the issue may lie with one of the airframe’s motors."

https://www.suasnews.com/2019/03/uk-caa-warns-dji-matrice-210-owners/

This appears to be separate from the TB55 battery issue form late last year...

"The CAA has received six Mandatory Occurrence Reports in the last three months affecting the DJI Matrice 210 series drone. The reports have indicated that on each occasion the DJI M210 has malfunctioned resulting in rapid uncontrolled descent and consequent damage to the airframe upon impact with the ground. Reports suggest the issue may lie with one of the airframe’s motors."

https://www.suasnews.com/2019/03/uk-caa-warns-dji-matrice-210-owners/

This appears to be separate from the TB55 battery issue form late last year...