Couldn't open '/opt/Intel/OpenCL/Boards/a10_ref.fcd' - Couldn't open '/opt/Intel/OpenCL/Boards/a10_ref.fcd' Description When type ‘aocl install’ in Linux terminal, it will report "Couldn't open '/opt/Intel/OpenCL/Boards/a10_ref.fcd' for output Unable to set up FCD. Please contact your board vendor or see section "Linking Your Host Application to the Khronos ICD Loader Library" of the Programming Guide for instructions on manual setup." Resolution When you aocl install, you must get root privilege. “ [zhaojunz@OpenCL quartus_env]$ su Password: [root@OpenCL quartus_env]# aocl install aocl install: Running install from /usr/local/intelFPGA_pro/17.0/hld/board/a10_ref/linux64/libexec Looking for kernel source files in /lib/modules/2.6.32-573.el6.x86_64/build Using kernel source files from /lib/modules/2.6.32-573.el6.x86_64/build Building driver for BSP with name a10_ref make: Entering directory `/usr/src/kernels/2.6.32-573.el6.x86_64' CC [M] /tmp/opencl_driver_iFFFg0/aclpci_queue.o CC [M] /tmp/opencl_driver_iFFFg0/aclpci.o CC [M] /tmp/opencl_driver_iFFFg0/aclpci_fileio.o CC [M] /tmp/opencl_driver_iFFFg0/aclpci_dma.o CC [M] /tmp/opencl_driver_iFFFg0/aclpci_pr.o CC [M] /tmp/opencl_driver_iFFFg0/aclpci_cmd.o In file included from /tmp/opencl_driver_iFFFg0/aclpci_cmd.c:53: include/linux/aer.h:38: warning: \u2018struct pci_dev\u2019 declared inside parameter list include/linux/aer.h:38: warning: its scope is only this definition or declaration, which is probably not what you want include/linux/aer.h:39: warning: \u2018struct pci_dev\u2019 declared inside parameter list include/linux/aer.h:40: warning: \u2018struct pci_dev\u2019 declared inside parameter list include/linux/aer.h:57: warning: \u2018struct pci_dev\u2019 declared inside parameter list LD [M] /tmp/opencl_driver_iFFFg0/aclpci_a10_ref_drv.o Building modules, stage 2. MODPOST 1 modules CC /tmp/opencl_driver_iFFFg0/aclpci_a10_ref_drv.mod.o LD [M] /tmp/opencl_driver_iFFFg0/aclpci_a10_ref_drv.ko.unsigned NO SIGN [M] /tmp/opencl_driver_iFFFg0/aclpci_a10_ref_drv.ko make: Leaving directory `/usr/src/kernels/2.6.32-573.el6.x86_64' “ Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 17.0 17.0 ['Arria® 10 FPGAs and SoCs'] ['HLD Tools OpenCL'] ['novalue'] ['novalue']