Frequently Asked Questions (FAQ)
Do you have a question about the Dlubal programs? The FAQ page provides answers to frequently asked questions and commonly encountered problems. The solution is only a few clicks away! No need to wait with immediate access to hundreds of FAQ. The category filters and keyword search help you to quickly find the relevant question and answer.
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Reset display settings to Dlubal standard
How do I reset the display settings to the default?
A Comparative Analysis for RANS, URANS, and DDES Turbulence Models
What is the difference between the RANS, URANS, and DDES turbulence models?
Stability design checks with torsion
When performing steel design in RFEM 6 or RSTAB 9, I get the warning that the torsion is neglected in the stability design checks. What is the reason for this, and how can I avoid the warning message?
Update RFEM 6/RSTAB 9
How many updates does Dlubal provide for RFEM 6/RSTAB 9 each month?
Cutting Pattern Add-on
I cannot activate the Cutting Patterns add-on. What is the reason?
Concrete Foundations Add-on
I cannot activate the Concrete Foundations add-on. What is the reason?
RF-TOWER for RFEM 6
Has the RFEM 5 module RF-TOWER already been implemented in RFEM 6?
Fault Tolerant Heap (FTH)
The performance when starting the programs or working in the program has become noticeably worse. What could be the cause of this?
Load Extension Isotropic Masonry | Plastic
Is it possible to influence the transverse distribution of a load in the case of the Isotropic | Masonry | Plastic material model?
Option – Independent FE Mesh Preferred
What is the effect of the "Independent FE Mesh Ppreferred" option in the mesh settings?
Plastic Hinges
How do I define a plastic hinge in RFEM 6?
Importing Surfaces from Rhino into RFEM 6
Why are not all surfaces transferred when importing surfaces from Rhino into RFEM 6?
Interface RFEM 6 / RSTAB 9 – IDEA StatiCa
How can I exchange data between RFEM 6 / RSTAB 9 and IDEA StatiCa?
Inactive Object Intensity
How can I adjust the brightness of inactive objects?
Advantages of CFD Simulation
What are the advantages of CFD simulation compared to conventional experimental tests?
Add-ons for Concrete Structures
Which products do you recommend for the structural analysis and design of reinforced concrete structures?
Add-ons for Steel Structures
I process steel structures. Which products do you recommend for this area?
Direct vs. Iterative Solver
The calculation in RFEM 6 takes a very long time, but the processor utilization of my system is low. Why is this?
State of Development of Beam Panel
What is the current state of development of the "beam panel" element for modeling timber frame walls?
Not Valid/Deactivated Punching Nodes
In the table of the objects to be designed in the Concrete Design add-on, punching nodes are listed in the not valid/deactivated column, although I have defined them as punching nodes. How can I fix this?
Area Loads on Members via Cells
How can I generate an area load on members via cells in RFEM 6 or RSTAB 9?
Changing Mia's Shortcut
The keyboard shortcut of the AI assistant Mia conflicts with another shortcut that I use in the system. How can I change the Mia shortcut?
Setting of I-Beam Flange Support for Design in Structure Stability Add-on
In the Steel Design add-on, I have set the boundary conditions in such a way that the I-beam flange is restrained against the horizontal displacement. I then calculated the critical load factors using the Structure Stability add-on, but with no effect on the critical load factor value. What is the reason for this?
Download Student Version
I have installed a trial version of RFEM 6 on my computer and now I want to use the student version. Where can I download the student license?
Remote Desktop and OpenGL
I would like to access another computer via Remote Desktop and run RFEM 6 there. However, RFEM crashes directly after the registration. How can I solve this problem?
Inactive Objects in Visibilities
How can I only display objects that are selected as a "visibility"? The inactive objects are displayed transparently. However, I want to hide them completely.
Graphic Templates for Printing Reinforcement Layout
How can I use graphic templates for multi printing of a reinforcement?
Load Transfer Surfaces
The loads from the load transfer surfaces are not displayed. Where are they?
Saving Toolbars
I have customized my toolbars. How can I save these settings to use them on another computer?
Design Cases
Can I use design cases in RFEM 6 in the same way as in RFEM 5?
Error Message when Accessing Template in Revit or Rhino/Grasshopper
I use a template for the data exchange with Revit or Rhino/Grasshopper, and get an error message.
3D View Home Button
Is there a way to reset the 3D view to the original perspective if I have adjusted it using the 3D cube?
Activating Steel Fiber Concrete Design in "Concrete Design" Add-on
How can I activate the design with steel fiber-reinforced concrete in the "Concrete Design" add-on for RFEM 6?
How can I define temporary supports for a form-finding process in RFEM& 6?
How can I define temporary supports for a form-finding process in RFEM& 6?
Imperfection Case
There is no "Imperfection" action category. How can I create an imperfection load case?
Design properties
Where can I specify various properties for the design (for example, effective lengths)?
Unit Stresses
Can I estimate which minimum cross-sections I should use before starting to design my model?
User-Defined Material
How can I create and edit a user-defined material from an existing material?
Member Nonlinearity
Is it possible to define member nonlinearities for beam members?
For example, can I define a member that absorbs all internal forces, except for the compressive axial forces?
Pipe as Shear Key in RF-/JOINTS Steel – Column Base Add-on Module
How do I define a pipe as a shear key in RF‑/JOINTS Steel – Column Base add-on module?
Are the solids with a common surface automatically connected rigidly to each other?
Are the solids with a common surface automatically connected rigidly to each other?
Exporting Parametric Cross-Sections from Grasshopper
I get an error when entering the name of a parametric section (for example, R_M1 500/1000) in Grasshopper.
Is it possible to avoid the login when starting the programs RFEM 6 and RSTAB 9?
Is it possible to avoid the login when starting the programs RFEM 6 and RSTAB 9?
RWIND Calculation Error E315
When performing high-quality transient simulations with a high number of mesh cells, I get this error: "Calculation failed! RWindSolverTransient failed, E315." After that, RWIND stops without results. What can I do?
Incorrect Material or Cross-Section Conversion in Revit or Tekla
I get an incorrect conversion in Tekla/Revit when using regular expressions in the conversion table.
Steady-State or Transient Simulation for Parapet in RWIND
What is the most accurate CFD method for the wind simulation of parapets?
Effective Section
Can I calculate the effective section properties of a cross-section using RSECTION?
- 005450
- RFEM 6
- RSTAB 9
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- Steel Design for RFEM 6
- Steel Design for RSTAB 9
- Aluminum Design for RFEM 6
- Aluminum Design for RSTAB 9
- Form-Finding for RFEM 6
- Steel Structures
- Aluminum and Lightweight Structures
- Temporary Structures
- Tensile Membrane Structures
- Structural Analysis & Design
- Form-Finding and Cutting Patterns
- Dynamic and Seismic Analysis
- Eurocode 3
- Eurocode 9
- ANSI/AISC 360
- ADM