HMCL-dev / HMCL-dev/HMCL

[Bug] 无法导入此世界: java.io.IOException: World zip malformed

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question
Dominant language
Java
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Forks
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Avg merge
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Merged PRs (30d)
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Description

问题描述 | Bug Description

点击“世界管理”
然后点击“添加世界”
最后点击从HMCL中下载的世界zip文件
会提示这个错误“无法导入此世界: java.io.IOException: World zip malformed”
Image

启动器崩溃报告 / 启动器日志文件 | Launcher Crash Report / Launcher Log File

hmcl-exported-logs-2025-09-17T07-52-40.log

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

The issue names no source files or tests; start by reproducing the World Management → Add World workflow with a world ZIP downloaded from HMCL, then inspect the attached launcher log. Done means the downloaded world ZIP imports successfully without the “World zip malformed” error.

Written by the indexing model from the issue text.

Assessment

Tech stack
java
Domain
desktop
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
30/100

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