Check a few things:
Correct the paths in your source files and repack using the tool. Summary of Best Practices Best Practice Backup Always keep a backup of original .cat files. Prevents complete game re-installs if an edit fails. Naming Name mod catalogs ext_01.cat / ext_01.dat . The game engine prioritizes this specific nomenclature. Location Work on a separate drive or user folder. Avoids Windows UAC permission conflicts during extraction.
Automatically handles the zlib compression algorithms used by Egosoft without corrupting XML syntax. Step-by-Step Guide to Extracting Game Files
If you have a non-Steam version of the game or simply prefer manual downloads, you can get the tool directly from Egosoft. X Rebirth Catalog Tool 1.10
XRCatTool.exe -x -in "01.cat" -out "extracted_folder" Pack: XRCatTool.exe -c -in "my_mod_files" -out "10.cat" Why You Need the Catalog Tool
Select the root folder or specific subfolders you want to extract. Click the button.
Are you planning to edit , 3D models/textures , or UI elements ? Check a few things: Correct the paths in
Cons
Click "Open" and target the lowest-numbered .cat file (e.g., 01.cat ).
: The tool operates as both a Windows command-line console ( XRCatTool ) and a graphical user interface (GUI) for ease of use. Naming Name mod catalogs ext_01
Note: Access to the download on Egosoft’s site requires a registered forum account with a linked X game. Using the Tool for Modding Unable to download the Catalogue Tool - egosoft.com
: For advanced modding, once files are extracted, tools like the XRConverter are often placed directly into the mod's root directory to process the models.
Installation & Setup