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Console error regarding missing level 0 blueprint #841

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@AnyankaT

Is there an existing issue for this?

  • I have searched the existing issues.

Are you using the latest Structurize Version?

  • I am running the latest beta/release version of Structurize for my Minecraft version.
    I am also running the latest versions of other mods that are part of my problem.

Did you check on the Wiki? or ask on Discord?

  • I checked the MineColonies/Structurize Wiki or I asked on discord.

Minecraft Version

1.20

Structurize Version

1.20.1-1.0.816

Related Mods and their Versions

Forge 47.4.0
Minecolonies 1.20.1-1.1.1240

Problem description

I am showing a few errors in my server console for child huts, saying that the level 0 blueprint is not available. But we're specifically told not to include the level 0 huts in the schematic pack. Is this a change, or has something been overlooked, and these errors should not happen?

Image

Anything else?

latest (15).log

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Activity

  1. AnyankaT commented on Jun 20, 2026

    @AnyankaT
    Author

    Honestly wasn't sure to add this here as well or make a separate issue....
    My console is also complaining that the tags are missing from the gatehouse "welcomecenter1" - But (1) I know for a fact the tags are there, and (2) The current building is "welcomecenter2".

    Seems Structurize is doing some weird things in reading schematics.

    Image Image

    latest (16).log

  2. Sandriell commented on Aug 17, 2026

    @Sandriell

    Similar here with Medieval Spruce Barracks Tower.

    [07:42:07] [Structurize IO Worker #0/ERROR] [structurize/]: Error loading blueprint: Medieval Spruce:blueprints/minecolonies/medievalspruce/military/altbarrackstower0.blueprint java.io.FileNotFoundException: null at java.util.Optional.orElseThrow(Optional.java:403) ~[?:?] {re:mixin} at cpw.mods.niofs.union.UnionFileSystem.newReadByteChannel(UnionFileSystem.java:340) ~[securejarhandler-2.1.10.jar:?] {} at cpw.mods.niofs.union.UnionFileSystemProvider.newByteChannel(UnionFileSystemProvider.java:149) ~[securejarhandler-2.1.10.jar:?] {} at java.nio.file.Files.newByteChannel(Files.java:380) ~[?:?] {re:mixin} at java.nio.file.Files.newByteChannel(Files.java:432) ~[?:?] {re:mixin} at java.nio.file.Files.readAllBytes(Files.java:3288) ~[?:?] {re:mixin} at com.ldtteam.structurize.storage.StructurePacks.getBlueprint(StructurePacks.java:428) ~[structurize-1.20.1-1.0.818.jar%23568!/:1.20.1-1.0.818] {re:classloading} at com.ldtteam.structurize.storage.StructurePacks.getBlueprint(StructurePacks.java:414) ~[structurize-1.20.1-1.0.818.jar%23568!/:1.20.1-1.0.818] {re:classloading} at com.ldtteam.structurize.storage.StructurePacks.getBlueprint(StructurePacks.java:253) ~[structurize-1.20.1-1.0.818.jar%23568!/:1.20.1-1.0.818] {re:classloading} at com.ldtteam.structurize.storage.StructurePacks.lambda$getBlueprintFuture$0(StructurePacks.java:149) ~[structurize-1.20.1-1.0.818.jar%23568!/:1.20.1-1.0.818] {re:classloading} at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768) ~[?:?] {} at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) ~[?:?] {} at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) ~[?:?] {} at java.lang.Thread.run(Thread.java:840) ~[?:?] {re:mixin}

  3. kezmodius commented on Aug 20, 2026

    @kezmodius

    Server log: https://gist.github.com/kezmodius/5656ad81ff74d253c54eb7a28fe3ef90
    This is occurring constantly now, for multiple styles. This log alone has Steampunk, Old English, Aquatica, Lunara Colonies and Ancient Athens. If it is not a big deal, can it do less logging?

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