Frequently Asked Questions (FAQ)
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Stability Analysis According to EN 1999-1-1
Is it possible to perform stability analysis according to EN 1999‑1‑1 in RSECTION 1?
Stability Analysis According to EN 1993-1-1
Is it possible to perform stability analysis according to EN 1993‑1‑1 in RSECTION 1?
Double Members
How can I model double members in RSTAB 9, such as those in a telescopic connection?
Deactivating Self-Weight of Member
How can I deactivate the automatic self-weight for a particular member in my model?
Cutting and Editing Plates when Modeling Steel Joints
Why is it not possible to select the plate I want to cut/edit in the Plate Editor / Plate Cut?
Double Members
How can I model double members in RFEM 6, such as those in a telescopic connection?
Considering Weld Eccentricity in RFEM 6
Is it possible to consider the eccentricity of unsymmetrical line welds for the stress analysis in RFEM 6?
Implementation of Experimental Wind Tunnel Data in RFEM
How we can introduce experimental wind tunnel data in RFEM?
Implementation of Experimental Wind Tunnel Data in RWIND
How we can introduce experimental data in RWIND?
Eccentricity | Axial Offset
How is the axial offset from the adjoining member modeled?
Web Queries (API) Geo-Zone Tool: Standards for Seismic Loads
Which seismic load standards and National Annexes are available for API queries of the Geo-Zone Tool?
Web Queries (API) Geo-Zone Tool: Standards for Wind Loads
Which wind load standards and national annexes are available for Geo-Zone Tool API requests?
Export from RSECTION to SHAPE-THIN
Is it possible to export cross-section data from RSECTION to SHAPE-THIN?
Cloud Calculation Error Message
I would like to start my calculation in cloud. However, I get the error message "File upload has failed with the error SSL handshake failed." What is the problem?
Web Queries (API) Geo-Zone Tool: Standards for Snow Loads
Which snow load standards and National Annexes are available for web queries (API) of the Geo-Zone Tool?
Using RSECTION for Export from Revit to RFEM 6
How can I use an RSECTION cross-section when exporting a model from Revit to RFEM 6?
FE Mesh Refinement Factor for Reducing Calculation Time
How can I reduce the calculation time for members with a nonlinear material model in RFEM 6 and RSTAB 9?
Meaning of location_flags of Class members_internal_forces (WebService API)
What is the meaning of the location_flags in the members_internal_forces class of the WebService API?
Different Stresses in Static Analysis and Stress-Strain Analysis
Why are the stresses of the structural analysis different from those calculated with the Stress-Strain Analysis add-on?
Web Queries (API) Geo-Zone Tool: Language Setting
How can I change the language for web queries (API) of Geo-Zone Tool?
Web Queries (API) Geo-Zone Tool: Loading and Standard Setting
How can I set the loading and standards for web queries (API) of the Geo-Zone Tool?
SHAPE-THIN 9 Files in RFEM 6 and RSTAB 9
Is it possible to use SHAPE-THIN 9 files in RFEM 6 and RSTAB 9?
Stability Analysis of Structural Components with Asymmetric Cross-Section
Is it possible to use the general method according to EN 1993‑1‑1, 6.3.4 to design structural components with an asymmetric cross-section in the Steel Design add-on for RFEM 6 or RSTAB 9?
Structure Below Ground Level
Why does the integration/support of my building in the ground below the ground level not work?
Adjusting NDS and CSA O86 Factors for Consideration in the Timber Design Add-on
How can the NDS and CSA O86 factors be manually adjusted for consideration in the Timber Design add-on?
Prestressed Concrete in RFEM 6
Is it possible to design a prestressed concrete slab in RFEM 6?
Installing Add-on
I have purchased a new add-on. Where can I find the installation file for this?
Printout Report Export to Word, Excel
How can I export a printout report to Microsoft Word or Excel in RFEM 6 / RSTAB 9?
Reversing Global Z-Axis in RFEM 6
Where can I subsequently reverse the global axis system in RFEM 6 (direction of the global Z-axis)?
Version Number of RFEM 6 / RSTAB 9
Where can I find the version number of RFEM 6 / RSTAB 9?
Reinforced Concrete Design of Solids
Is it possible to use the add-ons for RFEM 6 to design concrete solids?
Unpermitted Manipulation with Time
In RFEM 6 or RSTAB 9, I get a message saying that unpermitted manipulation with time has been detected. What can I do?
NDS Strength Configuration - Calculation of Torsion Settings
What calculation is carried out for the NDS Strength Configuration "Calculation of Torsion" options?
I still get an error message, although the WebService settings are activated in RFEM 6.
I still get an error message, although the WebService settings are activated in RFEM 6.
SHAPE-THIN 9 in Combination with RSTAB 8
Can I use SHAPE-THIN 9 in combination with RSTAB 8?
Data Exchange Between SCIA and DLUBAL
I get an error when importing an .xml file from SCIA to RFEM 6. How can I import SCIA files into RFEM 6?
Displaying Deformed Geometry Only and Hiding Undeformed Geometry
How can I only display the deformed geometry and hide the undeformed geometry in RFEM 6 / RSTAB 9?
Add-ons for Timber Structures
Which Dlubal software products do you recommend for the structural analysis and design of timber structures in particular?
Resetting Display Settings to Dlubal Standard
How do I reset the display settings to default?
Result Selection for Design Situation / Result Combination
Why are the maximum deformations not displayed?
Comparative Analysis for RANS, URANS, and DDES Turbulence Models
What is the difference between the RANS, URANS, and DDES turbulence models?
Stability Analysis with Torsion
When performing steel design in RFEM 6 or RSTAB 9, I get a warning that the torsion is neglected in the stability design checks. What is the reason for this, and how can I get around the warning message?
Updates of RFEM 6 / RSTAB 9
How many updates does Dlubal provide for RFEM 6 / RSTAB 9 each month?
Add-on Harmonic Response Analysis
I cannot activate the Harmonic Response Analysis add-on. Why?
RF-TOWER for RFEM 6
Has the RF-TOWER add-on module for RFEM 5 already been added to RFEM 6?
Double-Sided Stiffening (Splice)
How can I model a timber beam with stiffening on both sides? (splice)
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 Preferred" 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?
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?
Performance Problems on Modern Intel Processors
RFEM calculates more slowly on my new computer than on the old one. What might be the cause, and how can I change it?
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?
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