Basler scout scA1000-30gc not working in pylon_camera Packge

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I have a Basler scout scA1000-30gc. it is working with PylonViewerApp and also the API with open cv mormally without any problem.

I treid to use it with ros with pylon_camera package it is not working i get this error when i launch pylon_camera_node.launch:

[ERROR] [1527759209.789864910]: Error applying cam specific startup setting for GigE cameras: Feature not present (reference not valid)
[ERROR] [1527759209.789980566]: Error while applying the cam specific startup settings (e.g. mtu size for GigE, ...) to the camera!

if some one face this problem before let me know and also if he manged to solve it.