Because the device doesn't exist, it's virtual. On 9/6/06, Omar Adobati <[EMAIL PROTECTED]> wrote: > Good Morning, > I'm really new to javax.usb. I-, trying to test it's functionality > with some test classes. > In the latter I wrote I had back this exception: > > javax.usb.UsbException: Cannot claim an interface on a virtual root hub. > at > com.ibm.jusb.VirtualRootUsbHubImp$VirtualRootUsbInterfaceOsImp.claim(VirtualRootUsbHubImp.java:143) > at > com.ibm.jusb.os.DefaultUsbInterfaceOsImp.claim(DefaultUsbInterfaceOsImp.java:54) > at com.ibm.jusb.UsbInterfaceImp.claim(UsbInterfaceImp.java:109) > at com.ibm.jusb.UsbInterfaceImp.claim(UsbInterfaceImp.java:83) > at NPTL.testIO.IO(testIO.java:32) > at NPTL.testIO.main(testIO.java:15) > > Does anyone could tell me why I have this error? > > Thanks a lot, > > -- > Dr. Omar Adobati > [EMAIL PROTECTED] > > ------------------------------------------------------------------------- > Using Tomcat but need to do more? Need to support web services, security? > Get stuff done quickly with pre-integrated technology to make your job easier > Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 > _______________________________________________ > javax-usb-devel mailing list > javax-usb-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/javax-usb-devel >
------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ javax-usb-devel mailing list javax-usb-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/javax-usb-devel
