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msx680x0's avatar
msx680x0
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1 month ago

MegaWizard Plug-In Manager : ALTPLL [Corrupted in Quartus Prime Lite 25.1]

This is a newly discovered bug in:
"Quartus Prime Version 25.1std.0 Build 1129 10/21/2025 SC Lite Edition".

As stated in the subject, I am encountering corruption of ALTPLL both at the graphical level and in the IP upgrade process. To confirm this, here is a screenshot.

Kind regards.

14 Replies

  • FvM's avatar
    FvM
    Icon for Super Contributor rankSuper Contributor

    Hi,

    yes, but known bug. Reported since several weeks in the forum.

    Regards Frank

    • msx680x0's avatar
      msx680x0
      Icon for New Contributor rankNew Contributor

      Thank you for your reply, and I apologise for repeating myself. I couldn't find it in the forum.

      Kind regards.

      • FvM's avatar
        FvM
        Icon for Super Contributor rankSuper Contributor

        Hi,

        no reason to apologize. Just wanted to inform that there's a previous discussion with solutions. Forum search isn't very purposeful yet. I e.g. didn't find out how to perform an explicite and conjunction of terms, can be my fault.

        Regards Frank

         

  • FYR: https://community.altera.com/discussions/ip-and-transceiver/alt-pll-gui-messded-up-on-invocation/337656/replies/337848

  • msx680x0's avatar
    msx680x0
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    More screenshots:

    https://community.altera.com/discussions/fpga-device/megawizard-plug-in-manager--altpll-corrupted-in-quartus-prime-lite-25-1/348908/replies/349189

    • AqidAyman_Altera's avatar
      AqidAyman_Altera
      Icon for Regular Contributor rankRegular Contributor

      Hi,


      Somehow, I can't see the screenshot you provided. Can you send it to me through private chat?

      • msx680x0's avatar
        msx680x0
        Icon for New Contributor rankNew Contributor

        For some unknown reason, the platform keeps deleting my posts that contain screenshots, even though the link I posted is probably only visible from my account. I'll try sending them to you privately...