Sign in to answer this question. If this were a free software, the solution would be acceptable. As it stands, there should be more discussion on whether MatLab can test these errors and give a more precise error message as per an excellent comment further down.
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You may receive emails, depending on your communication preferences. Why do I get License Manager Error ? Show older comments. MathWorks Support Team on 20 Mar Vote 8. Commented: Walter Roberson on 1 Jun Why do I get the following error? Server node is down or not responding. License Manager Error I have the same question 8. Accepted Answer. MathWorks Support Team on 28 Mar Vote 2. Cancel Copy to Clipboard. Helpful 2.
This answer was flagged by Alexander Audet Show flags Hide flags. This error message indicates that there is a problem resolving the hostname of the license manager machine. This article will provide information on:. To test the hostname, we need to use the ping application, which is a command line utility:. After launching the command line interface, enter this command:. The license file is named network. If the output of the above command comes back as 'unreachable' or 'unresolvable', then proceed to the Ping Failed Possible Solutions below.
If the ping is successful and you are still unable to connect, proceed to the Ping Successful Possible Solution below. To do so:. You should contact your license administrator to try and resolve the issue with hostname resolution if your license server does not have a static IP. The network license manager communicates on two ports that must be opened through the firewall s. If there is a firewall running, contact your System Administrator to open the necessary ports in the firewall.
For more information about the port the license manager uses, see the following Article:. What ports does the Network License Manager use, and how can I set those ports? For more information about checking your ports How can I check if the ports between Network License Manager and client are blocked?
Andreas Goser on 13 Nov For step 1 not all end users are aware of how exactly do this. On Windwos 7 e. The black command window appears and you can type system commands.
For more help, reach out to your IT department. Yoontae on 13 Nov Regarding to the below sentences in the article;. Alternatively, if you are unable to resolve the hostname of the license server, but can ping the IP Address of the license server, you can replace hostname in the SERVER line of your local license with the IP Address of the license server. You can follow the 4 steps in an order. Open network. Then You can see the following in the 1st line of network.
Replace 'hostname' in the above line to the IP address of the server PC and save network. Vaishnavi on 15 Jan Andreas Goser on 15 Jan Can be multiple things - in any case can be resolved by your IT staff.
Dharmeshkumar Patadiya on 2 Oct If you are using Linux then network. Only root can edit files available in file system. You have to be super user to edit system files. After this file will open in "gedit" window. You can make required changes and save it. I am using "gedit" editor. You can use any editor of your choice like VI, gvim, medit, etc. Shawn Lyons on 31 Dec Dharmeshkumar Patadiya.
Please be aware that not all linux distributions will behave in this manner. And, as always, be careful when using sudo or root. Prachi Sharma on 29 Jun I am getting "Access Denied" while changing the network. What to do? Walter Roberson on 29 Jun Run As Administrator on wordpad to make the change, perhaps?
Josue Labaki on 14 Aug I found that modifying the network. Yue Zhao on 8 Nov I was doing exactly what tha answer suggested,but it dose not work. Walter Roberson on 8 Nov Justin Ghetti on 13 Nov If you are still experiencing this issue, please contact MathWorks support:. Naif Alsalem on 25 Mar Thank you very much! I just pinged my hostname and got the echo back. Then I modified my netowrk. I launched it again and it worked just fantasticily. More Answers Vote 1. Helpful 1.