Tekla Structures does not start. The following message is displayed: "Error when connecting to the license server. Contact your system administrator or try another server".

Reason: You are not connected to the license server.

Solution: Check the following:

• Check that your network connection is working.

• Check that you have entered the license server name correctly.

  For more information, see Connect Tekla Structures to the license server.

• Check that license information in LMTOOLS is correct. If not, reread the license file in LMTOOLS and try to start Tekla Structures again.

  For more information about LMTOOLS , see LMTOOLS options and settings used in Tekla Structures licensing.

Tekla Structures does not start. The following message is displayed: "License server system does not support this feature".

Reason: Your license server may not be up to date.

Solution: Update the status of your license server. Do the following:

1. Go to Tekla Structures Licensing > LMTOOLS through the Start menu or Start screen , depending on your Windows operating system. Start LMTOOLS using administrator rights.

2. On the Service/License File tab, ensure that Configuration using services and Tekla Structures Licensing Service are selected.

3. On the Start/Stop/Reread tab, click Stop Server and wait a couple of seconds.

4. Click Start Server.

5. Start Tekla Structures.

If the problem still persists, contact your local Tekla Structures support. The support will need a copy of the following files: tekla.lic , tekla.opt , and tekla_debug.log files.

Tekla Structures does not start occasionally.

The following message is displayed: "Cannot connect to license server system. The license server manager (lmgrd) has not been started, the wrong port@host or license file is being used, or the port and hostname in the license file has been changed".

Reason: There may be communication problems between your license server and Tekla Structures client computers if the port of the license server is not defined.

Solution: Define the port for the license server. Do the following:

1. Go to Tekla Structures Licensing > LMTOOLS through the Start menu or Start screen , depending on your Windows operating system.

2. On the Service/License File tab, ensure that Configuration using services and Tekla Structures Licensing Service are selected.

3. On the license server computer, define a free port for the license server in the tekla.lic file. For more information, see Modify the license file tekla.lic manually.

4. Go to the Start/Stop/Reread tab and stop the license server by clicking Stop Server.

5. Click Start Server.

6. Start Tekla Structures on a client computer.

7. In Tekla Structures , click Tools > Change License Server . Define the port and hostname of the license server.

8. Close Tekla Structures.

9. Repeat steps 5 to 7 on all Tekla Structures client computers.