"Could not open depth Stream"

[z...@freakinrad.com]

I'm sure this may get asked a lot, so appologies in advance, but i have had no look trouble shooting this error, or how to fix it.

here is the log file:

INFO: Starting Skanect 1.9.0 (64 bits)

INFO: Configuration file: C:/Users/Zeb/AppData/Roaming/ManCTL/Skanect.ini

INFO: License configuration file: C:/Users/Zeb/AppData/Roaming/ManCTL/SkanectLicense.ini

INFO: Number of CUDA devices: 1

INFO: Device 0:  "GeForce GTX 770"  3418Mb / 4096Mb

INFO: Device 0: sm_30, 1536 cores

INFO: Device 0: Driver/Runtime ver.8.0/8.0

INFO: CUDA major: 3

INFO: CUDA GeForce GTX 770, global memory: 4096M

INFO: CUDA device specs seem ok.

INFO: Could instanciate a GPU fusion successfully.

INFO: License type: FREE

INFO: No support for Kinect One SDK.

INFO: Initializing Kin4Win driver

INFO: Number of Kinect for Windows devices found: 1.

INFO: OpenNI2: Number of devices: 0

INFO: No support for softkinetic, skipping.

INFO: [Kinect fec69ec0] connecting

INFO: Kinect for Windows: initialized successfully

INFO: Kinect for Windows: color stream opened.

ERROR: Kinect for Windows: could not open depth stream

is this an SDK issue? is it a hardware issue?