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Linux/AM5k2e04: TIOCL FATAL when use cv2.CascadeClassifier(xxxxx.xml) in python2.7

Part Number: AM5K2E04
Other Parts Discussed in Thread: AM5K2E04

Tool/software: Linux

I use Am5k2e04 and we boot our linux system based on ti-k2e-processor-sdk.

when i use opencv to detact faces like follow:

face_cascade = cv2.CascadeClassifier("haarcascade_profileface.xml")

something wrong like:

TIOCL FATAL: Internal Error: Number of message queues (0) does not match number of compute units (1)

Any reply will be appreciated.