DevOps

What this error means Git protects you from running commands in a repository owned by a different user (or with mismatched permissions). When it detects this, it aborts with: fatal: detected dubious ownership in repository You can fix it......

What this error means Git refused to update a ref because its current value did not match the value Git expected when it started the update. This usually indicates: A concurrent Git operation updated the same ref. A stale lock file or......

Overview This error means Git cannot write a new object into .git/objects. It usually comes from incorrect file ownership, restrictive permissions, a read-only filesystem, or security policies (SELinux/AppArmor). It often appears after......

Overview The Git error “Another git process seems to be running in this repository” usually means a previous Git command didn’t exit cleanly and left a lock file (e.g., .git/index.lock). It can also occur when multiple tools (shells, IDEs,......

Overview This guide fixes the Git error: fatal: unable to create .../.git/index.lock: File exists It happens when Git detects a lock on the index (often from an interrupted command, a concurrent Git process, or filesystem issues). Follow......

Overview The error fatal: packfile is corrupt means a Git pack (the file that stores many objects efficiently) failed checksum or index validation. Common causes: Interrupted writes or power loss during pack updates Disk or filesystem......

What this error means “fatal: pack has bad object” indicates a corrupted pack file in .git/objects/pack. Git cannot read one or more objects, breaking operations like fetch, log, or checkout. Common causes: Interrupted fetch/clone or......

Overview The error “fatal: loose object <sha> (stored in .git/objects/xx/…) is corrupt” means a file in your repository’s object database failed integrity checks. Git stores objects either as loose files under .git/objects or inside......

Overview The Git error “error: object file … is empty” indicates a corrupted loose object in .git/objects, usually from interrupted network operations, disk issues, or abrupt termination. This guide shows safe, practical recovery steps for......

Overview In Git, the index (also called the staging area) lives at .git/index and tracks what will be committed. If it becomes unreadable, commands fail with: fatal: index file corrupt This guide shows how to safely rebuild the index,......

What this error means Git prints "fatal: reference is not a tree" when a ref (branch, tag, submodule pointer, or raw SHA) points to a commit object your repository does not have locally. Common causes: Shallow or partial clones......

What this error means Git resolves HEAD to the current commit. The error fatal: bad object HEAD means Git cannot resolve HEAD to a valid commit object. Common causes: Unborn branch: repository has no commits yet. Broken symbolic ref:......