Error in VR mode

When I tried run game in VR mode editor print this error:

05/25/16 11:25:46: [From Service] 05/25/16 11:25:46: OVR Error:

Code: -1006 – ovrError_ServiceError

Description: Unable to create client context

OVRTime: 2427.424018

Time: 2016-05-25 14:25:46 [608:533:300]

[2016.05.25-11.25.46:608][979]LogHMD:Error: Can’t create swap texture set (size 2388 x 1464), error = -1006

How it can be fixed? Or why this error happens?