abs light?
 

when i start my car sometimes the abs light comes on and it wont let me shift into drive and i have to turn it of and start it again and will usually turns off after a few times of this. what could be the problem? any help would be appreciated :)

Ignition switch.
Check this tread:
https://volvoforums.com/forum/volvo-850-16/ignition-switch-31443/