Latest Updates | New Knowledge Network Articles | Robot Structural Analysis

[matthew.d]

Question: Where can I find a list of the latest Autodesk Knowledge Network support solutions that were created and/or updated for Robot Structural Analysis?

(List shown in chronological order)

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For more updated solutions, also check out the AutodeskHelp Blog!2016 Solutions

[matthew.d · Accepted solution]

December 2017

ROBOT - Modal analysis - Only first mode results are visible

ROBOT - how to switch on/off display of loads

ROBOT - is it possible to define bars and panels with no properties e.g. to apply loads to?

ROBOT - RC BEAM DESIGN - incorrect calculations of SLS conditions after update of forces from manual...

ROBOT - Steel design : Message “Groups X have not been calculated because dimensions of profiles def...

ROBOT - What is specific to the use of cables in a model ?

How to reference Robot for VB project

ROBOT - some elements of a model are displayed in blue color

ROBOT API - how to ignore calculations messages \ warnings

November 2017

ROBOT-Model editing-How to modify the cladding load distribution direction

Fire steel design should be run on FIRE combinations only

ROBOT - Elasto-plastic analysis : Is it possible to display Deflection / Stress diagram ?

ROBOT - Error no 5001 during calculations

ROBOT - How to change the Local Coordinate System of a panel/cladding ?

ROBOT - How to create a dynamic load case ?

ROBOT - how to define point load on a panel?

ROBOT - How to easily change loads values ?

ROBOT - how to get strain results

ROBOT - How to set Job Preferences for Eurocodes ?

ROBOT - is surface load on contour still applied after moving or copying a cladding or a panel to cl...

ROBOT - not possible to export report to Open Office nor to Word

ROBOT - RC modules : How to print drawings in bigger format ?

ROBOT - RC Slab reinforcement - how to check value of stress in reinforcement?

ROBOT - RC Slab Required Reinforcement : No change in reinforcement when cracking limit is decreased...

ROBOT - Rtd files deleted after save

ROBOT - Seismic analysis : How to get rid of modes with lowest percentage of mobilized masses ?

ROBOT - Seismic analysis : seismic filter option

ROBOT - Some nodes are displayed as node # 0 (zero) in Reduced results for panels table

ROBOT - STEEL DESIGN - AY and AZ shear areas different than corersponding section properties in sect...

ROBOT - Steel design according NF EN 1993–1–3 : How are calculated section slenderness for section c...

ROBOT - surface load imported from Revit is above a slab / floor

ROBOT – Cladding – Cladding appears transparent in the 3D view when the loads distributions regions ...

ROBOT – Foundation – NF P 94-261 -Where soil stress limit parameter (qu) located ?

ROBOT – How to create a new support label that would allow uplift in a specific direction

ROBOT – How to create Newmark combinations for spectral analysis

ROBOT – Steel connection- Eurocode 3 – How Robot determines plates holes diameters depending on bolt...

ROBOT – Steel design – Fire stability check – EN 1993-1-1/2 – What are the differences between the t...

ROBOT API - how to create material

ROBOT API - how to set Gamma angle

ROBOT API - how to set section on multiple bars

Robot Structural 2017 Error when launching

Unable to open Robot Structural 2018

October 2017

ROBOT - 2D Wind loads : Incorrect wind loads values generated

ROBOT - how to save RC slab reinforcement zones as dxf /dwg files

ROBOT - How to set unidirectional load distribution (main distribution of load) for panel

ROBOT - Message “Reading data. Please wait …”

ROBOT - RC modules : Displayed calculation note is not complete

ROBOT - Results analysis - Simple bending plate Von Mises stresses equal to zero

ROBOT - What is the difference between Deformation and Exact deformation for bars ?

ROBOT - RTD file doesn’t open anymore

ROBOT - what are mass directions and conversion directions for load to mass conversion?

September 2017

ROBOT - ANALYSIS - Message “Error 902” during modal analysis on a 3D model

ROBOT – API – Steel design – How to save subsequent steel design results in the rtd file using the R...

ROBOT - How to have an horizontal lower flange for a tapered profile applied on an horizontal beam ?

ROBOT - Load and combinations – How to create manually wind loads according Eurocode 1 on a 3D struc...

ROBOT - PRINTOUT : How to modify appearence of a table that has been added in calculation note ?

ROBOT – Seismic analysis – Seismic direction – What’s the purpose of the check box “Use normalized v...

ROBOT - Seismic loads according NF EN 1998-1 : What part of Live should be taken into account ?

ROBOT – Seismic- What’s the purpose of the “Horizontal” / “Vertical” radio buttons available in the ...

ROBOT – Steel design – For bisymmetrical sections Ncr,TF always equal to Ncr,T. Why ?

ROBOT - STEEL DESIGN - PN90/B-03200 - how shear areas AY and AZ are calculated for solid pipes?

ROBOT - Sum of reactions and sum check is changing depending on cladding load distribution

ROBOT - Weird bending moment diagrams for seismic load cases

ROBOT-Loads and combinations-Combinations generation for multi materials structure

ROBOT - Analysis - How to create an Harmonic analysis ?

ROBOT – How to export a file in the DXF format.

ROBOT - How to insert a part of a structure defined in another Robot file in the current Robot file ...

ROBOT - How to perform a second-order analysis ?

ROBOT - how to project a node on any plane ?

ROBOT - “S235” is the only “Eurocode” steel material visible when creating a new section

ROBOT - How to define mass eccentricity for spectral analysis?

ROBOT - Low visibility of nodes in RSA 2016

ROBOT - no result after running RSA component registration and Calculation Engine – Component Regist...

ROBOT - Results : How to view internal forces in table at extremity of bars ?

ROBOT - Steel connection - Tube truss node – Eurocode - Tube brace failure - Ni,Rd references to cod...

ROBOT - STEEL DESIGN - error: ‘member list is incorrect’

ROBOT Webinars : Where to find them ?

ROBOT - Why is there a difference in Reaction table for a seismic load case between “Sum of values” ...

ROBOT - « Esc » keystroke can no longer be used to get out of Rotate 3D function without losing sele...

ROBOT - can cladding load distribution be done as point forces in nodes defined along a bar rather t...

ROBOT - Error “The elements not allowed for the selected structure type have been found” during anal...

ROBOT - Moving Loads : At a particular vehicle position, loads of convoy are not at the right place

ROBOT - Steel Connection “frame knee” according NF EN 1993-1-8 : Is it possible to change material f...

ROBOT - what is the difference between types of cladding load distribution?

ROBOT - When translating a model according Y global direction, distribution of reactions amongst sup...

August 2017

RC beam design- NF EN 1992-1-1 – Beam exported from Autodesk Concrete Building Structures- SLS bendi...

ROBOT - STEEL DESIGN - Adjoining members parameters according NF EN 1993-1 : What is exactly behind ...

ROBOT - temperature load not applied to panel

ROBOT - STEEL DESIGN - incorrect display of value of Lam_T relative slenderness for torsional buckli...

ROBOT - Raft foundation slab on elastic soil (defined in thickness) : “No supports” warning

ROBOT – DWG / DXF Background import makes Robot to either hang and / or crash.

ROBOT – 2017 / 2018 versions - Software crash while opening Robot files that contains linked dwg/dxf...

ROBOT – Results – How to identify which finite element reached a certain value of forces.

ROBOT-Model editing-How to delete a section in your user database

ROBOT - how wind simulation works?

ROBOT - Steel connection : Calculation note is showing another type of steel connection than the one...

ROBOT - Steel design : Wrong Resistance value for “Limit strength for tension” fu

ROBOT-Interface-Some icons and menu suddenly lost on a particular file

ROBOT - can a model be exported to IGS/IGES format (file)?

ROBOT - how to define elastic support under a wall

ROBOT - what is the difference between a frame and a shell model

WIND SIMULATION - error: “Encountered an improper argument” when velocity factor greater than 1.9

ROBOT - PRINTOUT COMPOSITION - updates switches on display of values for all elements of the mesh ra...

ROBOT – Steel design – How to check a steel member for each single cases of a case list.

ROBOT – Compatible node – Warning “Defined compatible node is an isolated node”

ROBOT - error: ‘Bar zero length’ and warning: ‘Compatible node(s) defined at the intersection of bar...

ROBOT – How to export a structure from SCIA to ROBOT

ROBOT - STEEL DESIGN - error: ‘incorrect definition of members’ during verification

ROBOT- Claddings – Warning “Planar loads do not work for claddings for which the grillage analysis m...

July 2017

License Transfer Utility (LTU) for Autodesk Robot Structural Analysis Professional 2018 doesn’t star...

How to define and design triangular variable sections ?

ROBOT - Analysis options - Behavior of the check box “RLINK elements (rigid links)” available in the...

ROBOT – DWG / DXF files exported from Robot 2018 cannot be opened by AutoCAD version prior to 2018.

ROBOT - how to apply nodal \ point load on cladding

ROBOT - how to delete not visible \ not existing nodes in model

ROBOT - How to modelise curved bars element ?

ROBOT - How works Loads to masses conversion dialog box ?

ROBOT - is composite design according to EC4 implemented in the program?

ROBOT - Is it possible to use AISC profiles in my model ?

ROBOT - it is impossible to define a wall with Up (Z+) orientation

ROBOT - large difference in base shear between Equivalent Lateral Force Method and Response Spectra ...

ROBOT - missing Nodes layout

ROBOT - RC BEAMS DESIGN - EC2 - which loads are considered for calculations of increase of deflectio...

ROBOT - reinforcement drawing is black

ROBOT - Results analysis : How to obtain acceleration values on nodes for a spectral analysis

ROBOT - Seismic analysis according NF EN 1998-1 :How to choose between CQC and SRSS ?

ROBOT - Slow performance for display when changing of Layout

ROBOT - Steel Connection “frame knee” according NF EN 1993-1-8 : What is the purpose of setting Fram...

ROBOT - Steel connection Fixed column base according NF EN 1993-1-8 : What type of steel is used for...

ROBOT- Modification of loads values in the load table – values modifications not preserved in the lo...

ROBOT-Steel design- NF-EN-1993-1-1 why some of mono-symmetrical sections are classified as class 1 w...

June 2017

ROBOT - How to display graphical results for a specific component of a code combination ?

ROBOT - how to model perpendicular beams defined one over another with bolted connection between fla...

ROBOT - Steel design - bi-directional bending moments incorrectly taken into account for circular tu...

ROBOT - Wind according NF EN 1991-1-4 : What is K coefficient to be defined in Wind parameters ?

ROBOT - How to display maps envelope for code combinations ?

ROBOT – Eurocode 5 member design – Warning “Load cases have been detected for which load duration cl...

ROBOT - Graphical issues

ROBOT – How to export a structure from Rhino to Robot

ROBOT - How to Transform a finite element panel into a cladding ?

ROBOT - Structure verification - Warning message “ Duplicated load case label”

ROBOT - How to display seismic analysis spectrum ?

ROBOT - Error 1930 during calculations

ROBOT - how bar offsets work

ROBOT - How to define a support orientated along a bar ?

ROBOT - incorrect formulas for Slab composed with a trapezoidal plate orthotropic panel thickness

ROBOT - Member Design - Ignore components of complex bars during the member verification.

ROBOT – Model missing from the file when opening it in Robot.

ROBOT - Steel design - Warning “Complex members (superbars) XXX include elements with incompatible l...

ROBOT - what types of finite elements are used in the program?

ROBOT - how to import structural axes from excel

ROBOT – Section builder – How to change the material applied to a section.

ROBOT – Seismic analysis – NF EN 1998-1-1 – How to ignore the vertical seismic direction.

May 2017

ROBOT – Adding Steel and timber databases in the job preference databases list leads to a software c...

ROBOT - Buckling Analysis : How to know where shape of vibration is maximum ?

ROBOT – Buckling deformation - What is expected in the “Maximum displacement” field available in the...

ROBOT - CABLES - what is the meaning of length and (relative) elongation

ROBOT – Duplicated node visible in the nodes table

ROBOT – Geometrical imperfections – Where can I find the geometrical imperfections (e0) values appli...

ROBOT – How to add additional masses to be considered during modal analysis.

ROBOT - how to measure distance between two nodes (points)?

ROBOT - how to run response factor (footfall) analysis

ROBOT - how to set up blast , explosion, impact load in Robot

ROBOT - Incorrect cross-sectional area of HSS sections for CSA S16 implementation

ROBOT - LOADS - How to incline a uniform load applied globally on a bar ?

ROBOT - MAPS for PANELS - bending moments Mxx and Myy are not displayed

ROBOT – Results – Panel cuts – How to obtain the forces values at a specific position along the cut.

ROBOT – Steel connection design – Beam-column (web) connection- EC3 – How Ant and Anv values are det...

ROBOT – Steel connection Design – Material characteristic resistance has been reduced for the design

ROBOT – Steel design – Thin wall section design – Warning “Sectional parameters have been defined in...

ROBOT – What are the new features for Autodesk Robot Structural Analysis Professional 2018.

ROBOT-Autodesk Concrete Building Structures -How to adjust description size on the graphical view

ROBOT-Calculation assumptions-considering a force as a assembling parameters for cable elements

ROBOT-Eurocode 3 - Steel connection design - Beam-beam(web) - Net and gross section areas for angles...

ROBOT-Load and combinations-How to define combinations with other combinations as their components

ROBOT-Results-Buckling analysis Critical forces, buckling length and slenderness results equal to N/...

ROBOT-Steel design-CM66 French code-How Robot determines the coefficient Muy

ROBOT - Claddings - No loads transferred to bars defined in a claddings plane

ROBOT – Results – Maps shells / plates – What is the meaning of descriptions displayed on maps with ...

ROBOT – Materials – Legend by color attributes – Cannot assign different colors to different materia...

April 2017

ROBOT - combination sign for seismic combinations

ROBOT - How to avoid the calculation of a list of load cases

ROBOT - how to compare values obtained for Reduced Results for panels with manually defined panel cu...

ROBOT - how to create opening in a cylinder (cylindrical surface) ?

ROBOT - SECTION BUILDER - partial moment of inertia I omega not calculated

ROBOT-Claddings-How to check the planar load distribution on bars

Robot - cables - assembling load case and combinations in structure with cables

ROBOT - RC for Slabs : Provided reinforcement is much bigger than required reinforcement

How to calulate KZ value for elastic soil

How to copy paste loads from Excel to Robot in the loads table

ROBOT - “EC5” timber material cannot be seen in Material scroll-down list

ROBOT - access to the RC design module is not as described in the tutorial

ROBOT - can load defined on polyline be applied to bar elements (beams)?

ROBOT - DAM ANALYSIS - what 2nd order drift to 1st order drift ratio for the combination means?

ROBOT - error: “Matrix is not positive definite - the critical load may have been exceeded”

ROBOT - How to connect slabs on different levels

ROBOT - is the educational versions limited in capabilities?

ROBOT - JOB PREFERENCES - how to change the default units ?

ROBOT - no convergence of nonlinear analysis for a model with nonlinear supports

ROBOT - opening, editing and calculating rtd files from newer version in older one

ROBOT - RC BEAM DESIGN - wall (panel) defined in line of the beam is not recognized as its support

ROBOT - RC Design : Tabs are no longer available

ROBOT – Steel design – Additional connections of chords verification not available for members with ...

ROBOT - Steel design : message “The members are made of materials from the database in which all pro...

ROBOT - Steel Design module and Code check tab of bar properties dialog show different values of rat...

ROBOT - STEL CONNECTIONS - correct selection of bars of a model is not recognized

ROBOT - warning: ‘Overlapped panels’

ROBOT error: ‘an unknown error has occurred while trying to access a file with no name’ while saving...

ROBOT-Loads and combinations- Code combinations according NFEN1990/NA Not Necessary to consider more...

ROBOT-Loads and combinations-Elements list in load table not correct comparing to loaded elements on...

ROBOT-RC design – Incorrect path error while generating the calculation note

ROBOT-Steel design-Maximum slenderness limit fixed by default to 210 for Eurocode code

ROBOT - how an inclined member is considered for calculations of the center of rigidity of a story?

ROBOT - warning: ‘brackets defined on forbidden or tapered sections are ignored’

ROBOT – How to transform a cladding into a finite element panel

ROBOT - Steel design - NF-EN-1993-1-1 - Choices available for loads type consequences on MCR calcula...

ROBOT - tab part of dialog overlap its content

March 2017

ROBOT - RC SLAB PROVIDED REINFORCEMENT - how to generate top reinforcement bars with hooks and botto... 

ROBOT - lack or incomplete results for buckling combination
ROBOT - RC SLAB REQUIRED REINFORCEMENT - error: ‘Incorrect reinforcement direction’ 

ROBOT - how to define variable load on chain of bars 

Not possible to select SLS combinations for RC Slab deflection verification
Shear Modulus value is not exported from Revit to Robot

February 2017

How to design a RC Continuous Footing under a wall. 

ROBOT - How to import model from DXF/DWG file and how to insert it in the correct location 

January 2017

ROBOT - RC SLAB PROVIDED REINFORCEMENT - list of verification points for punching is empty 

ROBOT - too large table in Bar Properties dialog