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  • 599 error KX Sandbox

    Posted by proof on May 29, 2025 at 12:38 pm

    I was able to work on the Inter-Process Communication sandbox and I only had an exercise or two left to do. Now, I cannot open the sandbox for neither the

    1. Inter-Process Communication; nor

    2. kdb developer level 2 Capstone Project

    I can still access and work on the Jupyter notebooks from previous modules. Any help with this issue would be appreciated.

    megan_mcp replied 4 days ago 2 Members · 4 Replies
  • 4 Replies
  • megan_mcp

    Administrator
    May 29, 2025 at 1:15 pm

    Hi @proof 

    Can I suggest restarting your server?

    Go to File -> Hub Control and here you will see the options to Stop Server and Start Server again.

    Let me know if this works!

    Thanks.

  • proof

    Member
    May 29, 2025 at 1:17 pm

    I just did that and then saw your message. It worked, thank you very much!

  • proof

    Member
    May 29, 2025 at 1:23 pm

    I thought I had done something wrong to cause it to crash, but I just looked at the solution and it’s the same thing. I ran it and now have to restart my server again. I am sharing in case this is a common issue!

    Code (from IPC_Exercise_Solution) that seems to cause the crash:

    handleBack `ID

    • megan_mcp

      Administrator
      May 29, 2025 at 1:24 pm

      Thank you for raising! I’ll make sure to have a look at this 🙂 

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