Error: "X Error of failed request: BadValue" - Error: "X Error of failed request: BadValue" Description When running some Intel® FPGA OpenCL™ Examples(Video_downscaling, sobel_filter), you may encounter runtime errors like "X Error of failed request: BadValue". The whole message would be like as following: [bin]$ ./host Input video file: video.yuv # frames: 100X Error of failed request: BadValue (integer parameter out of range for operation) Major opcode of failed request: 150 (GLX) Minor opcode of failed request: 3 (X_GLXCreateContext) Value in failed request: 0x0 Serial number of failed request: 77 Current serial number in output stream: 78 Resolution Such error occurs when you are running the examples on a remote machine with an NVIDIA® display card and a third party driver is installed. Reinstall the original display card driver, or run the examples on a local machine instead. Custom Fields values: ['novalue'] Troubleshooting 1507057729 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] novalue 18.1 ['Programmable Logic Devices'] ['HLD Tools OpenCL'] ['novalue'] ['novalue']