alterad: error while loading shared libraries: libSafeString.so: cannot open shared object file: No such file or directory - alterad: error while loading shared libraries: libSafeString.so: cannot open shared object file: No such file or directory Description Due to an unresolved dynamic library dependency in the standalone FLEXlm License Server Software installer from release 18.0 you may see the following error while runing the alterad daemon: ./alterad: error while loading shared libraries: libSafeString.so: cannot open shared object file: No such file or directory Resolution To work around this problem, follow these steps: Install any edition of Intel® Quartus® Prime software v18.0 in your license server. Identify your Intel® Quartus® Prime installation path. Search for libSafeString.so in your installation path under <$QUARTUS_ROOTDIR>/quartus/linux64 Add libSafeString.so path to LD_LIBRARY_PATH environmental variable. e.g: export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:<$QUARTUS_ROOTDIR>/quartus/linux64 Restart your FLEXlm server This problem is fixed beginning with version 18.0 Update 1 of the Intel® Quartus® Prime software. Custom Fields values: ['novalue'] Troubleshooting 558414 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 18.0.1 18.0 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']