Stefan , Do you get the following errors when you exit your program? Is there some way I should shut down the read thread so I don't get this error? I've been using a timeout of 0
libusb: error [do_close] Device handle closed while transfer was still being processed, but the device is still connected as far as we know libusb: error [do_close] A cancellation hasn't even been scheduled on the transfer for which the device is closing libusb: warning [libusb_exit] some libusb_devices were leaked Assertion failed! Program: i:\programming\gcode\libusbxhid\whb04b-4_test.exe File: os/poll_windows.c, Line 145 Expression: fd != NULL Heap dump by heaptrc unit of i:\programming\gcode\libusbxhid\whb04b-4_test.exe 50 memory blocks allocated : 1782/1968 50 memory blocks freed : 1782/1968 0 unfreed memory blocks : 0 True heap size : 131072 (160 used in System startup) True free heap : 130912 _______________________________________________ fpc-pascal maillist - fpc-pascal@lists.freepascal.org https://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-pascal