Activating Autopilot with no mode selected during takeoff crashes plane into ground

Do you have any add-ons in your Community folder? If yes, please remove and retest before posting.
no
Are you using Developer Mode or made changes in it?
no
Brief description of the issue:
When i am taking off and press AP during the climb, normally i expect the Aircraft should be stable heading in the previous direction and climb. What happens is that the AP tries to turn right and let the aircraft crash into ground. I this normal ?
I expected that autopilot activation with nothing else engaged should hold pitch and bank !
Aircraft C208B

Provide Screenshot(s)/video(s) of the issue encountered:

Detail steps to reproduce the issue encountered:
Just takeoff and press AP without any mode.

PC specs for those who want to assist (if not entered in your profile)

Build Version # when you first started experiencing this issue:
SU5

Are you on the Steam or Microsoft Store version?
Store

Did you submit this to Zendesk? If so, what is your ticket #?
no

This was a misconfiguration in the Brunner YOKE. Feedbackloop when in AP Mode !