How to fix Mercurial Corrupt Repository

If you're using Mercurial HG and keep running into the "premature EOF reading chunk" error, there's hope. As part of this post, I will walk you through the process of repairing a damaged repository where HG .i files are corrupt and no one can successfully "Pull Changes".

Step 1: Connect to your HG server, cd to the repository folder and run

If you get something like


Voila, you're dealing with HG index corruption.

Step 2: Backup the file path_to_project/.hg/store/data/error_file_name.extension.i backup/error_file_name.extension.i

Step 3: In the path_to_project/ folder create a new empty file

Step 4:

Step 5:

You might need to do hg commit -u hg_user_name

Step 6: Go to path_to_project/.hg/store/data/ and

This will replace the current file

Step 7: Pull the files from your local HG client and you should be all set!

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Tip: To avoid unnecessary merges, always "Pull Changes" - "Commit" and "Push" as close to each other as possible.