having appcrash and error while moving faders or edit

Hi guys,
recently i upgraded cubase 8.5 to 9
i’m having a problem from time to time when i move my faders or working around in channel edits

i have attach the picture pls have a look
hope someone can help me to solve the problem


Please, send me mentioned crashdump file via PM.

i have PM you …

update me pls

thank you