If your Tekla licence service keeps going down and locking everyone out, the fix is to treat that licence server as critical infrastructure: run it on a healthy, well-maintained server, monitor the licensing service so a stoppage is caught and restarted automatically, keep the software and entitlements current, and have CAD-aware support on hand. Tekla network licences are served by a single licence service, so when it stops, every detailer stops, which is exactly why it deserves this attention. Here is why it happens and how to stop it.
Few things frustrate a detailing team more than Tekla refusing to open because the licence service has fallen over. The good news is it is preventable. Here is what is going on and how to make it reliable.
Why one stoppage stops everyone
With network or floating licences, every copy of Tekla checks out its licence from a central licensing service running on a server. That is efficient, but it means the service is a single point of failure: if it stops, hangs or the server reboots unexpectedly, no one can get a licence and the whole team is locked out at once. Understanding that is the key to protecting it.
Why the service stops
Common causes are the licensing service simply stopping or getting stuck after a server reboot or update, the host server being unhealthy (low resources, a failing disk, pending updates), or an entitlement lapsing so licences stop being issued. Each is avoidable, but only if someone is actively looking after that server rather than assuming it will run forever.
Monitor and auto-recover the service
The biggest win is monitoring the licensing service itself, so that if it stops it is detected immediately and restarted automatically, often before anyone notices. Proactive monitoring of the server it runs on catches the underlying problems, low disk, a failing component, a stuck update, before they take the service down in the first place.
Keep the server and software healthy
The licence service is only as reliable as its host, so that server needs to be patched, monitored, sized correctly and backed up, not a forgotten box in the corner. Keeping Tekla and the licensing software up to date, and testing updates rather than letting them apply blindly, stops a routine change from breaking licensing for the whole office.
Stay ahead of entitlements
Annual Trimble entitlements and any Graitec or Autodesk renewals must be tracked and renewed before they lapse, because an expired entitlement stops licences being issued just as surely as a crashed service. A managed approach keeps a calendar of renewals so a licence never quietly runs out mid-project.
Have CAD-aware support ready
When licensing does misbehave, you need support that understands Tekla and its licence service and can get it back fast, rather than starting from scratch while your team sits idle. That expertise turns a potential lost morning into a few minutes, which is the whole point of looking after this properly.
What to ask a provider
A specialist for steel detailers should be able to answer:
- Have you supported Tekla detailing practices and CAD firms, including their licensing, before?
- How do you keep our Tekla licences, workstations and model server running to a fabrication deadline?
- How do you let us share drawings and models securely with fabricators and contractors?
- What is your response time when Tekla is down and the whole team is stopped?
- Is the price clear and per user, with security included rather than charged separately?
Where to start
If you are not sure where your practice stands, a short review is the quickest way to find out: check that your Tekla licences are hosted reliably and not on a single neglected server, that your workstations and file server are sized for your models, that drawings are shared securely with MFA, and that your backups are tested. Those few checks show where a CAD-aware managed setup would pay off.
The bottom line
For a steel detailing firm, good IT is the difference between hitting a fabrication deadline and missing it. Tekla opens first time for every detailer, the model server stays fast even on the heaviest jobs, drawings reach fabricators securely, and the work is backed up so nothing is ever lost. The technology stays out of the way and the team gets on with detailing.
That reliability comes from a setup built around how detailers actually work, high-RAM workstations, properly hosted licences and models, and tested backups, rather than generic office IT. For a small practice whose whole output depends on a few CAD seats and one file server, a predictable per-user cost for that dependability is far cheaper than a day with the whole team locked out of Tekla.
Why steel detailers choose First Stop IT
First Stop IT has supported businesses since 2002, including engineering and design firms, and we understand how a steel detailing practice works: Tekla Structures, AutoCAD, Autodesk and Graitec licensing, high-RAM CAD workstations, large-model file servers, secure SharePoint project sharing with fabricators, and Datto backup for irreplaceable models. We support firms across Essex, Hertfordshire and London. Our credentials include:
- Cyber Essentials Certified
- IASME Cyber Assurance (Gold)
- NCSC Assured Service Provider (Cyber Advisor for Cyber Essentials)
- Microsoft Partner
- Crown Commercial Service Supplier (G-Cloud)
- Quality Principles Certified
We look after more than 2,000 endpoints across 50 companies, we have been named a Top 50 UK MSP for three years running, and we support organisations with 10 to 100 employees across Essex, Hertfordshire and London.
Book a free IT and cyber security review
Want IT built around how a steel detailing practice actually works? Book a free IT and cyber security review with First Stop IT.