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Check the complete dependency chain for a legacy Java client

Applies to: ViaRewind; match the linked maintainer documentation to your installed platform and release.
Documentation checked .

ViaRewind extends a translation chain rather than replacing it. The maintainer lists ViaVersion and ViaBackwards as requirements. A legacy client can therefore fail because of an earlier missing component even when a ViaRewind JAR is present in the plugins folder.

Record the starting point

Write down the precise legacy client build and why the community needs it. Record the server platform, Java runtime and all three Via versions. Keep a normal supported client available as a control, and back up the existing plugin configuration before replacing artifacts.

Work through the change

  1. Read the current ViaRewind requirements and supported platform instructions. Select compatible releases from the maintainers instead of combining whatever files a search result offers.
  2. Check the boot log for successful loading of ViaVersion, ViaBackwards and ViaRewind. Identify the first dependency error and fix it before testing a legacy login.
  3. Connect with the native server client and the intended legacy client through the same public route. Test a simple world interaction as well as joining.
  4. Document the release combination and the legacy limitations you accept. If you operate a proxy, confirm the supported placement for that platform and retest a backend transfer.

Check the result

The required chain should load without dependency errors, and the tested legacy client should reach the intended destination. Keep the exact build numbers with the support policy. Compatibility with one legacy release does not establish support for every nearby client modification or snapshot.

If the result differs

If the native client fails too, check the basic service or proxy path before adding more translation plugins. If only the legacy client fails, compare its exact version and the first relevant translation error with current maintainer guidance.

Return to the previous matching plugin set if the trial breaks existing clients. Keep removed JARs outside the active plugins folder and restart normally. No part of a dependency check requires resetting the world or changing player identity storage.

References and related help

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