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• Why do I have files with the .rsc extension?
  When an error occurs, TopSolid suggests saving the opened document with the .rsc extension. To use it, run the File > Open command and then ...
• Where can I find the setup DVDs of TopSolid 2020 (6.21 or 7.14) and 2021 (6.22 or 7.15)?
  Since 2020, the versions are no longer available on DVDs, they can be downloaded from the following links: TopSolid 6.21: https://cdn2.topsolid.com/6.21/6.21.200.0%20RTM/TopSolid.DownloaderV6.exe TopSolid 7.14: https://cdn2.topsolid.com/7.14/7.14.300.0%20RTM/TopSolid.Downloader.exe   TopSolid 6.22 : https://cdn2.topsolid.com/6.22/6.22.200.0%20RTM/TopSolid.DownloaderV6.exe TopSolid ...
• Where can I find the DVDs of the previous versions of TopSolid?
  The previous versions of TopSolid are available for download on our FTP site. Please click on the link below to access the downloading folder: ftp://ftp.topsolid.com/Public/TopSolid/DVD/ Some browsers such ...
• Why can't I access the machining operations shown in blue?
  You have to go back to the correct stage.   ...
• When opening a machining document, why is it that my machinings are invalid during the rerun?
  Make sure that your licenses are taken into account in the Help > Licenses dialog box. ...
• When checking, why are red marks displayed when the route seems to be correct?
  Check the stock and tool tolerances. Their values must be less than the comparison tolerance. ...
• Why is TopSolid slow when creating 2D machining?
  In the Tools > Options > Display > General dialog box, make sure that the OpenCL device option is activated. ...
• Why can't I generate the ISO code for a single operation in my range?
  You have to add a return to the change point on the inter-operation shown below. ...
• Why does TopSolid only create full backups when it should create an incremental backup?
  An incremental backup can only be created from a full backup created by TopSolid. It is therefore necessary to make sure that a backup is ...
• Why the preview of my operations or my view is not visible?
  The Preview mode has been deactivated. You must reactivate it from the icon bar of the Home tab. ...
• Where can I find the latest version of the Sentinel driver?
  The different versions of the Sentinel driver are available on the FTP site in the following folder: ftp://ftp.topsolid.com/Public/TopSolid/Drivers/Sentinel/ The latest version is accessible with the link ...
• Where can I find the latest version of the floating license manager?
  The different versions of the floating license manager are available on the FTP site in the following folder: ftp://ftp.topsolid.com/Public/TopSolid/Drivers/Sentinel/ The latest version is accessible with the ...
• Why is the "File locked" message displayed in the alpha bar?
  When a document is opened by a user, TopSolid locks it to prevent other users from also being able to open and modify it, which ...
• When importing a Step file or other via the Spatial interface, where is the log file created?
  Since TopSolid 7.14, the log file is created in the folder defined by the environment variable TEMP (by default %USERPROFILE%\AppData\Local\Temp). It has the same name ...
• Why do I have the message UNLICENCED in the TopSolid banner?
  TopSolid has probably switched to Reduced functionality mode. After activating your license, you can deactivate this mode in the Help > Licences... dialog box. ...
• Why are some shapes or parts missing in my drawing?
  You have to make sure that the shapes or parts are included in the representation that you have used to create your view. By default, in ...
• Where can I find the setups of TopSolid 2022 (6.23 or 7.16)?
  The versions 2022 are available for downloading only using the following links: TopSolid 6.23 : https://cdn2.topsolid.com/6.23/6.23.200.0%20RTM/TopSolid.DownloaderV6.exe TopSolid 7.16 : https://cdn2.topsolid.com/7.16/7.16.400.0%20RTM/TopSolid.Downloader.exe If you have any trouble for downloading, please ...
• What is the compatibility between versions 6 and 7?
  The compatibility between version 6 and version 7 is unidirectional, files created in version 6 can be opened in version 7 However, it is important to ...
• Why does the import of my IFC file is so long or fails with an SQL error?
  The import of an IFC file can be very long or even fail with an SQL error when the IFC file contains many parts. Indeed, ...
• Why when repeating a component the processes are not repeated?
  The process dialog is displayed after the repetition dialog, so it must not be pinned. ...
• With side or end milling, why do I have machining passes in areas where there is no material in Z, even if I manage the stock ?
  By default, TopSolid looks at the stock in XY, not in Z. If you want to also take the stock into account in Z, you ...
• Why doesn't my T-slot milling go to the bottom of my slot in the radial direction?
  This is a tool definition problem. The cutting width allowed for the tool is certainly too small. You must therefore use a tool with the ...
• Why my end milling operation doesn’t finish my part when I use integrated contouring?
  The lead input/output of the integrated contouring certainly cannot be calculated. Try setting these to automatic. If this does not solve the problem, it is ...
• Why I don’t have any tool path after a calculation on a side milling operation?
  The calculated path certainly requires plunging into the stock and this is not allowed. Check that the tool has a center cut or check the ...
• Why in verification the animation mode is not accessible (or why the stock is not correct)?
  There must be something wrong with the stock. It is then possible to repair it by using the "Repair invalid solids" option in the verification ...
• Why do I have a cube on the screen when I start the verification?
  The part to machine certainly has no stock defined. In this case, TopSolid forces the creation of an enclosing block to be able to simulate ...
• Why do I get a coarse rendering when I verify?
  The faceting tolerances must be reduced. In general, the faceting tolerances of the stock and tools must be at least 2 times smaller than the ...
• Why, in the roughing of a part with horizontal faces, my stock to leave is not respected on them?
  The planar area machining is not activated. ...
• Why is my chamfer milling inactive ?
  The position setting is certainly too high. If this value is greater than the distance between the end of the chamfer and a possible face, ...
• Why is my clamp or tooling not visible in verification ?
  Only the elements of the machine/tool/part and environment are visible. The clamp or tooling was certainly not declared in the environment. To solve this problem, ...
• Why do I get the message "The finish is not a solid" in the machining tree, when my imported part is indeed a solid ?
  The problem may be that the import has generated more than one solid. For example, threads can be represented by surfaces. If you look in ...
• Why are the values of the step over grayed out in my sweeping end milling ?
  You must uncheck "minimum path number" to have access to them. ...
• Why is my end milling not respecting the plunge point I gave it ?
  The "Simple géometry optimization" box is checked and the plunge point is no longer considered. Uncheck this box. ...
• Why does my end milling not respect exactly the step over that I ask it to and leaves me a little material on the machine ?
  Check the box "Respect the step over". ...
• Why doesn't my end milling extend to my complete stock when facing ?
  In the end milling label, you double click on the 1st icon and can use the Expanded Facing. ...
• Why is my side milling partially machining my part ?
  Make sure the path does not pass too near a fixture. Indeed, if the fixture's offset is in contact with the cutter on the path, ...
• Why doesn't my side milling calculate ?
  Check the in/out movements. Indeed, if the approach and exit movements are too important and the tool is in collision with the finish, the milling ...
• What should I do when I get the message "Error in nesting process" when launching TopSolid?
  One of the possible reasons of this message is a conflict or the lack of the Microsoft Visual C++ Redistributable components. To fix this, you need ...
• Why do I have "Conversion" operations and "Local parts" in my mold or progress document?
  In the case of mold design or progressive tooling, the notion of local parts should be avoided as it does not fit with the needs ...
• What is the “Transformation from milling to turning” in 4x axial machining?
  When the machine has a transmit function (e.g. G12.1), rather than sending a path decomposed on the axis of rotation (many points), we can use ...
• Why my nesting part doesn't produce a nesting section?
   The nesting characteristics entered in the part to be nested allow you to define the nesting section. In Automatic mode, the section is calculated automatically, ...
• Why can’t I find my libraries in my new project in 7.16 ?
  Since version 7.16, when creating a new project, TopSolid only references TopSolid’s libraries so as not to overload the project with libraries. You must therefore ...
• Why do I have aliasing when printing ?
  When a drafting document contains very large but also very small elements, it potentially reaches the limit of the resolution of the printer you are ...
• Why is my sweeping under my selected face?
  A face has no thickness, so it must be indicated on which side of the face the tool should be positioned. If the machining is under ...
• Why TopSolid doesn't start?
  Symptom: For an unknown reason, TopSolid doesn't start. Possible cause: This problem can be due to an error in the printers declaration in Windows because TopSolid ...
• Why do I get the message "Invalid descriptor" when printing my document?
  Symptom:After upgrading to Windows 11, the error message Invalid descriptor is displayed when printing to a HP DesignJet 500 PS plus 42 plotter. Solution:In fact, whatever ...
• Why does it take so long to create or modify my BOM?
  Symptom: The creation or modification of a BOM is slow or very slow. Possible cause: This phenomenon may be due to the fact that the BOM ...
• Why the Step files generated by TopSolid cannot be imported into other software?
  Symptom: The Step files generated by TopSolid cannot be imported into Catia or other software. Possible cause: The metadata contained in the Step file may lead ...
• Why I am unable to graphically select a part from the mold document?
  Symptôm: One of the parts of the mold document can not be selected from the graphic area. Possible cause: The graphic status of the part has ...
• What is the validity period of the trial version?
  The trial version is valid for 30 days. ...
• Why does my part move when I edit a milling operation?
  It is possible to show the machine in the position where it should be machining. To prevent this, uncheck "Show machine in preview position" in ...
• Why doesn't my environment, which is well defined, move with the part in simulation?
  Solution 1 : Edit the inclusion of the environement in the CAD context via the "Operation" window to put it in the right destination group Solution ...
• Why are some parts positioned below the support?
  The nesting characteristics entered in the part to be nested are used to define the section to be nested. The XY plane of the selected frame ...
• Why are my operations underlined in the NC operations tree?
  If the operation is underlined in purple, then this operation is outside the machine strokes (out of limits). If the machining is underlined in red, then ...
• Why can't I edit the maximum axial depth of my operation? (Parameter between brackets)
  In multi-geometry (several geometries selected), when you enter a maximum axial depth (A) in the top right label, it will only be assigned to geometry ...
• Why does TopSolid display the message "Incorrect element type" when creating an interrupted view?
  Symptom: In a drafting document, when creating an interrupted view with a horizontal or vertical line, TopSolid displays the message Incorrect element type when positioning ...
• What are the resources used by TopSolid'Update?
  TopSolid'Update use the URL: https://update.topsolid.com and the communication port 443.If you have any problems, you should check that this URL and port are declared in ...
• Why do I get the message "Interface failed" when exporting as DSTV?
  Symptom: When exporting as DSTV format, TopSolid displays the error message "The translator as failed". Possible cause: The extruded bar doesn't provide one of the FEA ...
• Why are some parts of my assembly displayed in wireframe rendering?
  Symptom: When editing an in-place part, the assembly environment is displayed in transparency or wireframe depending on the context.For some unknown reason, some parts may ...