Forum / NoMachine for Windows / NoMachine v9 free license renew
- This topic has 16 replies, 5 voices, and was last updated 1 day, 9 hours ago by
graphixillusion.
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AuthorPosts
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May 23, 2025 at 20:55 #53111
graphixillusion
ParticipantHi there, i’m using the free license and today i’ve update to the v9. But i still getting the warning message:
Your evaluation license is over. Please visit NoMachine website. I’ve tried to uninstall/reinstall but i still get this. How to get this new free license under v9?
May 25, 2025 at 14:48 #53127Britgirl
KeymasterHi, can you do a complete reinstall? Download from this link for the free version:
https://download.nomachine.com/download/9.0/Windows/nomachine_9.0.188_11_x64.exe (64-bit)
https://download.nomachine.com/download/9.0/Windows/nomachine_9.0.188_11_x86.exe (32-bit)
May 26, 2025 at 08:12 #53133graphixillusion
ParticipantI did a complete reinstall:
1. Uninstall NoMachine
2. Reboot
3. Reinstall NoMachine using =>Â https://download.nomachine.com/download/9.0/Windows/nomachine_9.0.188_11_x64.exe (64-bit)
4. Reboot
Same error: after a while the server stops and i get this:
May 26, 2025 at 08:13 #53139Britgirl
KeymasterCan you attach the image (don’t paste) 🙂 ?
May 26, 2025 at 14:09 #53145graphixillusion
ParticipantOk sorry. Here we are
May 27, 2025 at 09:15 #53161katpan
ParticipantHello Graphixillusion,
Could you:
1. Press ‘Win button’ to open the Start Menu.
2. Type in ‘cmd’ to search for Command Prompt.
3. Press Ctrl+Shift+Enter to launch Command Prompt as an administrator.
4. In Command Prompt, run:
icacls "C:\Program Files\NoMachine\etc\server.lic" time /t date /t
5. Please send to forum[at]nomachine[dot]com output of the commands and also server.lic file.
May 27, 2025 at 13:57 #53165graphixillusion
ParticipantOk, mail sent.
June 2, 2025 at 13:08 #53238Bilbotine
ParticipantHi graphixillusion,
Thanks for the logs, we checked them but we need more info.
Can you please gather the logs with debug enabled? In order to do so, follow the instructions in this document: https://kb.nomachine.com/DT07S00243. It’s valid for v9 as well. Reboot the server, or logout and log back in. Gather logs again, and send them.
Thanks!
June 3, 2025 at 17:56 #53270graphixillusion
ParticipantOk, additional logs sent. I did:
1. uninstall/restart
2. install/restart
3. enable debug logs
From my last tests, I saw that the license expiration msg appears when I stop the server: in this state if I try to start/restart the server (using the buttons in the GUI) it doesn’t work. I need to close completely the GUI, restart it again to make the GUI working/refreshing again. I hope that these new infos helps a little bit better to understand what’s going on.
June 9, 2025 at 13:25 #53370Guro
ContributorHello
please login as use m*****o, open command line window and run command
whoami /priv
It will print user privileges and send to us (via email to forum[at]nomachine[dot]com) so that we can compare for testing.
We suspect that some privileges might be disabled which prevent you from correctly using the NoMachine service.
thanks
July 14, 2025 at 15:25 #53743Guro
ContributorHello
please check Windows event logs if there are critical logs related to nxlsa.exe, nxexec.exe, nxservice.exe apps.
It is possible that some critical info present in Windows logs does not appear in NoMachine logs.
Examples for powershell:
Get-WinEvent -LogName Application |  Where-Object { $_.Message -like “nxexec.exe” }
Get-WinEvent -LogName Application |  Where-Object { $_.Message -like “nxservice.exe” }
Get-WinEvent -LogName System |  Where-Object { $_.Message -like “nxlsa.exe” }
Please check https://www.nomachine.com/AR06W01291
It might help if “nx user” lost permissions due to local policy restrictions.
Thanks
July 27, 2025 at 00:35 #53851graphixillusion
ParticipantOk, I’ve just tried the new version (9.1.24) and the problem is still here. I went clean, so uninstall the prev version, delete everything, reboot, install the new version, reboot. At this point the O.S starts with server running without any problems. When and if you try to stop it, at this point the issue starts: the server doesn’t start anymore and the warning of license appears in settings–> > status
I have tried the above command too but i don’t have any logs, and nx user is in the administrators group. Running on Windows 11 24H2
July 28, 2025 at 10:10 #53866Guro
ContributorHello,
Please check the folder “C:\ProgramData\NoMachine\var\log”. Is this folder empty?
In addition, please gather the logs and send them to forum[at]nomachine[dot]com, making sure to reference the topic as the subject of the email.
To collect the debug logs please refer to the following article: https://kb.nomachine.com/DT07S00243
Thank you in advance.
July 28, 2025 at 15:52 #53871Britgirl
KeymasterLet’s make a quick recap because the beginning of the topic is from May and we are now in July. Just to be clear for those reading, the free version of NoMachine is absolutely free and does not need to be “renewed”, nor should there be any message about using an expired evaluation when you have installed it. Just to be extra sure, can you confirm you downloaded and freshly installed a package from this page? https://download.nomachine.com/download/?id=3&platform=windows after having completely uninstalled the previous package?
July 28, 2025 at 16:33 #53873graphixillusion
Participant@Britgirl, yes I have used the package with this MD5:729fe6e2d690eb020cd9210d232dd713
I’ve redone from scratch the procedure, so
1. Uninstall nomachine
2. Reboot
3. Clean install nomachine
4. Reboot
5. At this point when the os reboot the nomachine server is started successfully without any license error
6. Enable debug logs
7. Stop nomachine server and disable auto start at boot
8. License error starts to appears and the server doesn’t start anymore, it starts for a few seconds then stop because of the license error.I’ve sent the new logs by the email as requested.
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