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I got some error when got abp studio updated #10263


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erenemrec created

Hello,

I received an update for Abp.io, but after that update, many of its functions stopped working. When I create a new project, I get a 'Dbmigrator' error. Abp Studio won't open. Can you help me with this? Thank you.


1 Answer(s)
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    AI-Bot created
    Support Team ABP Agent
    1. Solution

    From your screenshots and description, there are two separate but related problems after the ABP Studio update:

    • ABP Studio cannot open ABP Suite.
    • The background task DbMigrator fails when creating a new solution.

    A very similar case was reported and solved; the root cause was a broken/global NuGet configuration on the machine, not ABP Studio itself.

    ABP Studio (and its internal tools like Volo.Abp.Studio.Cli, DbMigrator, ABP Suite) are installed and restored via dotnet / NuGet. If your global NuGet.config points to an unreachable or invalid feed, these tools can’t be installed/restored, and you see generic “Couldn’t open ABP Suite” / “Job 'DbMigrator' FAILED” messages.

    Follow these steps:


    1. Check and fix your global NuGet configuration

    1. Locate your global NuGet.config as explained in the official NuGet docs (usually under:

      • Windows: %AppData%\NuGet\NuGet.config
      • macOS/Linux: ~/.config/NuGet/NuGet.config or ~/.nuget/NuGet/NuGet.Config)
    2. Open the file and look for <packageSources> section.
      If you see company‑internal or unreachable feeds (for example a URL that’s only valid on VPN or no longer exists), either:

      • Remove that <add key="..." value="https://your-company-feed/..."/> line, or
      • Set protocolVersion="3" and ensure the URL is correct and reachable, or
      • Temporarily disable it by setting enabled="false" (on recent NuGet versions).
    3. Ensure that at least https://api.nuget.org/v3/index.json exists and is enabled as a source.

    4. Save the file.

    This is exactly what solved the referenced case: removing a stale company NuGet source from NuGet.config allowed ABP Studio to install its CLI/tools again.


    2. Verify Volo.Abp.Studio.Cli can be installed

    Open a terminal/command prompt and run:

    dotnet tool install -g Volo.Abp.Studio.Cli
    

    or, if it’s already installed:

    dotnet tool update -g Volo.Abp.Studio.Cli
    

    These commands must complete successfully and download from nuget.org.
    If they still fail, the error message will usually point again to a NuGet feed issue; correct it as in step 1.


    3. Restart ABP Studio and re-create a solution

    1. Close all running instances of ABP Studio.
    2. Start ABP Studio again.
    3. Create a new solution from the wizard.
    4. Watch the Background Tasks panel:
      • Checking pre-requirements
      • Installing/using ABP Studio CLI
      • Job 'DbMigrator'
      • Opening ABP Suite

    If your NuGet configuration is healthy, DbMigrator should complete and ABP Suite should open in a tab without the “Couldn’t open ABP Suite” dialog.


    4. If problems persist – check the logs

    If after fixing NuGet you still get failures:

    1. Open the folder:

      • Windows: C:\Users\<YourUser>\.abp\studio\ui\logs
      • macOS/Linux: /home/<user>/.abp/studio/ui/logs (or similar ~/.abp/studio/ui/logs)
    2. Open the latest log file and search for:

      • DbMigrator
      • ABP Suite
      • .NET tool Volo.Abp.Studio.Cli installation failed

    If you see errors referring to a specific NuGet source or network issue, you still have a NuGet configuration problem; correct the URLs or remove those sources and retry.

    If the log shows a different error unrelated to NuGet (e.g., missing SDK, permission issue), address that message accordingly (install the referenced .NET SDK, fix permissions, etc.).


    1. Sources
    • Similar resolved support case (NuGet feed in NuGet.config breaking ABP Studio CLI / DbMigrator):
      https://abp.io/support/questions/8950

    This response was generated by AI. If it didn’t solve your problem, feel free to post a new answer — our support team will jump in to help you soon.

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Made with ❤️ on ABP v10.1.0-preview. Updated on December 25, 2025, 06:16
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