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Trimble Connect misreads the IFC file's Attribute

  • 1.  Trimble Connect misreads the IFC file's Attribute

    Posted 09-18-2024 13:14
      |   view attached

    When displaying the content of an IFC file in a view, the Attribute value of a specific object is incorrectly represented.

    In Tekla Structures, I configured the UDA with the EXCEPTVOL attribute for two objects, and I calculated and input their values as follows.

    I exported the two objects as IFC4 using the export function. To export the user attributes, I configured the additional property set as follows.

    I imported the IFC file into Trimble Connect and checked the object attributes.

    I found that the EXCEPTVOL attribute value of the object on the left is incorrect. The original value of 29,326,500,000 should have been there, but the value from the adjacent object's attribute has been input instead.
    To verify if the IFC file was generated incorrectly, I checked the IFC contents.

    Just in case, I opened the IFC file in another IFC viewer to check the attributes.

    Even when viewed in another IFC viewer, the attribute values are displayed correctly.

    Therefore, there seems to be no issue with the IFC file itself. The current version of Trimble Connect is as follows.


    This issue occurs in both the Windows version and the Web version.


    Out of approximately 7,000 objects, this issue occurred with about 2 of them, and in other Tekla models, a similar error occurred with about 3 objects. I want to understand the root cause of this problem. Due to this issue, I cannot trust the data shown in Trimble Connect.


    I'm curious about the cause of this issue and would like to know how to resolve it.

    (I am attaching the problematic IFC file, so please check it directly)



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    Jiseon Hong
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    Attachment(s)

    zip
    Attribute Error Model.zip   3 KB 1 version


  • 2.  RE: Trimble Connect misreads the IFC file's Attribute

    Posted 10-09-2024 05:01

    Hello Jiseon,

    Thank you for reaching out. I'm sorry to hear that you are experiencing an issue in displaying the Tekla Structures UDA value.  This sounds like something that needs investigation from software developers who are specialized in this specific area. 

    To get the issue investigated by the correct development team, could you please report the issue to the technical support team at connect-support@trimble.com? Our team will be happy to help and route the ticket to correct teams and update you as the investigation progresses.

    Kind regards,

    Jari



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    Jari Juntunen
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