Open your Content Manager inside Trainz , right-click the missing KUID, and choose "Download this item" to attempt a direct pull from the DLS.
The first number is the unique ID of the content creator. When you register Trainz with the Planet Auran website, you are issued your own User ID, which stays with you across every asset you create. Every member of the Trainz community who is a member of Planet Auran has a User ID.
Before using search tools, it helps to understand what the numbers mean. A standard identifier looks like or .
If you find a KUID and a creator name (e.g., KUID:124654), but the creator’s website is down, paste their website URL into the Wayback Machine (web.archive.org). Trainz creators have been active for over two decades. The Wayback Machine often has snapshots of old websites where the download button still works, allowing you to retrieve assets from the early 2000s.
In Trainz, a single locomotive might be missing 30 assets. Instead of searching each KUID manually: kuid search trainz top
Remember these key takeaways:
The is Auran/N3V's official online database containing thousands of community-created assets. You can search for assets using either the author's KUID number or by using just the author's name, as well as perform a search using the full KUID of an asset.
Enter the KUID string and download the asset as a .CDP file. 2. Advanced Content Manager Filters
If you need to find the KUID of an asset you've already installed, you can navigate to its folder in the Trainz local data directory and open the config.txt file. Every config file must have a KUID—this is a unique number that Trainz uses to identify the asset. Open your Content Manager inside Trainz , right-click
Among the list of generic errors, you spot it: . It’s a "top" asset—a critical piece of rolling stock or a signature bridge—that the route simply cannot function without. The download link is broken, the original creator has long since retired from the community, and the asset seems lost to time.
Often, a "top" asset is missing because it was updated. The route was built with Version 1.0, but the creator has since uploaded Version 2.0. The old KUID is "gone." By searching the history on these third-party sites, you can sometimes find a note redirecting you to the new version.
Here are the most effective ways to locate missing assets in 2026: 1. The Trainz Download Station (DLS) The official DLS is your first stop.
Before diving into the tools, it is essential to understand how KUIDs work. A KUID is a unique identification number assigned to every asset created for Trainz. It generally follows one of two formats: Every member of the Trainz community who is
If you have spent any time in the sprawling, creative universe of (whether it be Trainz Railroad Simulator 2006 , Trainz: A New Era , or Trainz Railroad Simulator 2022 ), you have inevitably encountered the dreaded red exclamation mark or the missing dependency symbol. The solution to almost every one of these problems lies in three little words: KUID Search .
Officially sanctioned freeware assets and legacy content updated for modern Trainz versions. 2. Trainz KUID Index (TrainzKUIDIndex.com)
Filter the window by clicking the status column to group all .
in the Content Manager to refresh the game's internal lists. Check Third-Party Sites:
This comprehensive guide will walk you through everything you need to know about KUID search in Trainz, from the fundamentals of what KUIDs are to advanced tools and techniques that will transform how you manage your Trainz content.
If an asset is listed as "Unknown," it is likely not on the official Download Station (DLS).