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8.1. Performance problems, Troubleshooting in SuCri

Updated on 07/09/2026

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    With very large projects or intensive use, performance problems can occur. This chapter describes typical causes and gives you practical tips for optimizing your system and your way of working.

    Prerequisites

    • A running project in the SuCri environment
    • Basic knowledge of AutoCAD project management

    Step-by-step guide to diagnosis

    If performance problems occur, please carry out the following steps for error diagnosis:

    1. Check whether the problems occur only with a specific project. If so, the project structure should be optimized.
    2. Check the log files with the command SuCriShowLog for unusual error messages.
    3. Observe the resource usage (CPU, RAM, GPU) in the Windows Task Manager during editing.
    4. If the problems persist, submit a support request via the function SuCriSendSupportRequest.

    Based on the results of your diagnosis, you can make targeted optimizations.

    Important notes

    To achieve the best possible performance, please observe the following best practices:

    • Split projects modularly: Split drawings into sub-areas (e.g. by plant sections) and use XRefs.
    • Keep content local: Store pipe classes, catalogs and templates locally on an SSD instead of on slow network drives.
    • Drawing cleanup: Regularly use AutoCAD commands such as PURGE or AUDIT as well as the command SuCri2CleanDummyParts for cleanup.
    • Dynamic properties: Activate these only when needed to minimize system load.
    • Hardware recommendations: Use at least 16 GB RAM (32 GB recommended) and a modern graphics card with at least 6 GB VRAM.
    • Documentation optimization: Filter bills of materials by assembly instead of outputting the complete project.

    Troubleshooting

    Here you will find solutions for common performance-related problems:

    • Problem: Long loading times for pipe classes.
      Solution: Check the content paths and make sure that no outdated or unnecessary pipe classes are active.
    • Problem: Stuttering in the 3D view.
      Solution: Reduce the level of detail of the display or disable the display of hardware supports in the working view.
    • Problem: Delays when saving.
      Solution: Disable unnecessary background processes and check the network connection to the project server.

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