Library & Prep

Relink / Missing Files

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The process of reconnecting DJ software database entries to audio files that have been moved or renamed.

Relinking is the operation performed in DJ software to restore the connection between a library database entry and its audio file when the file's path has changed, typically because the file was moved to a different folder, renamed, or migrated to a new drive. Until the link is restored, the software marks the track as missing and cannot play it, though all stored metadata, cue points, loops, and beatgrid data are retained in the database.

Why it matters

A broken file link does not erase prep work; the database still holds every cue point and beatgrid correction. Relinking rather than re-importing the file is therefore essential for preserving that work, and understanding the distinction prevents DJs from accidentally starting prep over from scratch after a routine file reorganization.

In practice

In Rekordbox, right-click a missing track and choose "Relocate" to point it at the new file path, or use "Auto Relocate" from the Track menu (or the right-click context menu) to let the software search a selected folder and relink every missing file it can match. In Serato, right-click a missing track (shown in red) and select "Locate Missing File," then browse to the new location. You can also drag a folder from Finder or Explorer onto the "Relocate Lost Files" button in the Files panel to batch-search that folder. Always reorganize files outside DJ software first, then relink, rather than moving files while the software is open.

Frequently asked questions

No. DJ software stores cue points, loops, beatgrids, and metadata in its database, not inside the audio file itself (unless you have explicitly written tags to the file). The database entry remains intact while the file is missing, and all that data is restored the moment you successfully relink the track to its new location.
The most common causes are renaming a file or folder outside the software, moving music to a new hard drive or a reorganized directory structure, and connecting an external drive with a different drive letter or mount point than the one the software recorded. Simply ejecting and remounting a drive under a different system-assigned letter can trigger missing-file warnings even though nothing actually moved.
Yes. The safest approach is to keep all music on a dedicated external drive and always mount it before opening DJ software, so the path remains consistent across machines. If migrating the internal library, use the software's own backup and restore tools rather than copying files manually, since those tools preserve path mappings. Rekordbox's "Relocate All" function can also batch-relink an entire library in one pass after a migration.
Ben Modigell

Hey, it's Ben Modigell 👋

I DJ and produce as so I so — downtempo, minimal, dub house, tech house, and techno (releases on Spotify and SoundCloud, links above). Everything I write here comes from my own gigs, studio sessions, and library cleanups: the rules I follow, the failure modes I've actually hit, and the workflow I use when nobody's watching. If a technique didn't earn its place in my own sets, it doesn't make it into a tutorial.

DJingMusic ProductionTech HouseMinimal HouseDub HouseTechnoDowntempoLibrary Organization