Error: FLEXlm version of the vendor daemon is too old: @<host> - Error: FLEXlm version of the vendor daemon is too old: @<host> Description You may see this error if you are running the ModelSim-Altera software version 10.0c and later and using mgcld license daemon version 10.8 or older. You must use the current version of the mgcld license daemon with a floating license for the ModelSim-Altera software. The ModelSim-Altera software version 10.0c requires mgcld version 11.6. Resolution Download the mgcld license daemon version 11.6 from the links below: Windows: ftp://ftp.altera.com/outgoing/release/mgcld.exe Linux: ftp://ftp.altera.com/outgoing/release/mgcld You may also find the current version of the mgcld license daemon in the Quartus® II installation directory: Windows: <Quartus II installation path> \modelsim_ae\win32aloem\mgcld.exe Linux: <Quartus II installation path> /modelsim_ae/linuxaloem/mgcld Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['FPGA Dev Tools Quartus II Software'] novalue 11.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']