How to Fix SKYUI Error Code 1

The Elder Scrolls V: Skyrim, developed by Bethesda Game Studios, is a Fantasy Role-Playing game (RPG) that lets the users add custom modifications (mods) to the game with the help of extensive mod programs like the Skyrim Script Extender.

Sometimes things may not work out as expected and show you error codes. If you wish to use the SkyUI mod, which helps you play the game with a mouse and a keyboard and also modify the screen size. We’ll help you deal with the SkyUI error code 1 in this article.

What causes the SkyUI Error Code 1 issue?

The Elder Scrolls V: Skyrim Special Edition gameplay - SKYUI Error Code 1

The Skyrim Script Extender is used to add mods and includes more functions to the Elder Scrolls V: Skyrim video game on a computer. If there are certain troublesome factors that can prevent you from launching and using the SkyUI mod installer, you will face a small window that specifies the error code of the problem and some details about the issue. 

In case of the error code 1, these are the possible situations that can cause the SkyUI Error Code 1 when the SKSE64.exe is launched on Windows:

  1. The application was launched without Administrator Privileges.
  2. The application installation was interrupted or incorrectly finished. 
  3. The settings in the SKSE64 were misconfigured or not apt for modding.
  4. The Game was installed in the wrong location.

Methods to fix the SkyUI Error Code 1

  1. Run SKSE64 with administrator privileges
  2. Reinstall the Skyrim Script Extender (SKSE) application
    1. Install the SKSE manually
    2. Use the Mod manager
  3. The Mod Manager fix
  4. Shift the game folder to a new location
  5. The Work-around

Fixing the SkyUI Error Code 1 on Windows

Before you follow the below steps, make sure that the skse64_launcher executable file is named “SkyrimSELauncher.exe”. If you have the Skyrim Special Edition and try to use the Enderal mod, you will need the 2011 Skyrim version to avoid compatibility issues. 

Run SKSE64 with administrator privileges

The Skyrim Script Extender tool needs administrator privileges and elevation to run properly as it draws the application on top of the Skyrim application and the Steam application. This means that for the extender to perform overall these applications, it needs higher access than other applications. 

These are the steps to provide admin privileges to the SKSE64:

  1. Locate the SKSE63 application in the SKSE folder directory and right-click on it.
  2. From the context menu for this executable, select Properties.
  3. Go into the Compatibility tab and click on the Run this program as an administrator checkbox, under the Settings section.
Compatibility tab in the SKSE Properties window
  1. Select Apply and then, Ok to save the administrative changes.

After following these steps, launch SKSE to see if it works properly without the error message.

Reinstall the Skyrim Script Extender application

If the SKSE has not been properly installed, it might lack some necessary files for the addition of mods. You will have to install SKSE properly again to fix this issue by making it work correctly.

These are the two ways to perform the SKSE installation correctly:

  1. Install the SKSE manually
    1. Download the SKSE setup from the SKSE website.
    2. Install it in any location, that is easy to access. It will be saved in a folder named SKSE64_2_00_04.
    3. Go into this folder and the other folder, with the same name.
    4. Select the following files:
      1. skse64_1_5_3.dll
      2. skse64_loader.exe
      3. skse64_steam_loader.dll
The highlighted files-to-be-moved
  1. Move these files to the following directory:

C:/Steam/SteamApps/Common/Skyrim Special Edition

This is the default location. Adjust this directory, accordingly.

  1. Now, go back to the SKSE64_2_00_04 folder and open the Data > Scripts folder.
  2. Select all the .PEX files and copy-paste the copied files into the game’s script folder location:
.PEX file in the Script folder

C:/SteamApps/Common/Skyrim Special Edition/Data/scripts

  1. Use the Mod manager
    1. Download SKSE setup from the SKSE website and install it.
    2. Go into the Data folder, right-click on the Scripts folder and select Add to archive
The Add to archive option for the Scripts folder context menu

You will need archiving software to create this. 

  1. Rename the created archive to something convenient for you.
  2. Extract this file with the help of any mod installer like Vortex, WB, MO2.

If there is an update, you have to replace the existing script .pex files with their latest version. Or you can simply uncheck the available skse64 archive and install the latest update.

The Mod Manager fix

There is a way to fix the SkyUI error code 1 error message using the Mod Manager tool. This is what you have to do:

  1. Open the Mod Manager and launch the Mod Manager Settings through the Menu bar below the title bar.
  2. Go into the General tab and enable all the boxes in the section named “Association”.
  3. Select Ok to retain your changes in the Mod Manager.
  4. Restart the Mod Manager and launch Skyrim to check if the error message is removed.

Shift the game folder to a new location

  1. If you have installed games previously on your computer, you will have a Games folder in the Local Disk C:\.
Games folder in Local Disk C, containing the Skyrim game folder

If not, create a new folder named Games and move the Skyrim folder into this location.

  1. This will cause Steam to not detect the needed steam files. Launch Steam
  2. Right-click on the Skyrim game in the game’s directory and select Properties from the context menu. 
  3. Go into the Local Files tab and click on the Browse button. This will take you to the SSE game folder. 
Browse option in the Local Files tab of the game properties
  1. Launch SKSE from the new game files location in the system. 

This should stop you from seeing the SkyUI error code 1 error message again when launching the mod application.

The Work-around

For this workaround, you will need the Skyrim Script Extender and the SkyUI. This workaround is quite simple if you follow these steps:

  1. Go into the Skyrim game’s directory and open the Plugins.txt text file. 
  2. Locate all the mods you have added to the game and add a ‘*’ in front of the lines with the names of the mods, in the text document. 
  3. Save these changes and restart the script extender to check if the error message still appears when you try to launch it.