Installing emergency licenses after failure and replacement of the license server If your license server is not operational and must be temporarily replaced, you must install an alternative license server and install the emergency licenses on this temporary license server. Before you begin Obtain emergency licenses for the license servers that need to be temporarily rehosted. For details, see Requesting emergency licenses . After you have received the emergency licenses, complete the following procedure. Procedures On the replacement license server: Install the FLEXlm executables ( lmgrd, lmutil, ... ) in the directory: /opt/flexlm/bin . If you do not have the executables, download them from: https://www.advantest.com/service-support/ic-test-systems/products-list/v93000-licensing , in FLEXlm License Server Software Downloads and Documents . Create the directory: /opt/flexlm/ELF Copy the emergency licenses to the /opt/flexlm/ELF  directory. Start lmgrd  pointing to the /opt/flexlm/ELF  directory: /opt/flexlm/bin/lmgrd -c /opt/flexlm/ELF -l /opt/flexlm/log/ log-file-name On each test system controller (tester workstation): Create the directory: /opt/flexlm/ELF Copy the emergency licenses to the /opt/flexlm/ELF  directory. Set the SOCBU_LICENSE_FILE environment variable to the directory: /opt/flexlm/ELF What to do next After the license server problems are fixed : Emergency licenses and any backups must be deleted. SOCBU_LICENSE_FILE environment variable must be reset on every test system controller (workstation). License server process  lmgrd , pointing to the /opt/flexlm/ELF directory, must be stopped.