I am working on a face detection project .i have followed opencv eclipse development guide step by step .and just the class DetectFaceDemo from samples.I have also added the line system.loadliberary (core.native_liberary_name); as in the samples but i am still getting this error: Exception in thread "main" java.lang.UnsatisfiedLinkError: org.opencv.objdetect.CascadeClassifier.CascadeClassifier_0()J
please help