Common bugs & fixes
Updated July 2, 2026
5 min read
Common bugs & fixes
Error #0 - TZ Init Window
- Install DirectX and ensure the latest version is installed.
- Update Graphics Drivers. Use the latest drivers for your GPU (Nvidia, AMD).
- Install Visual C++ Redistributables.
- Restart your computer after completing the installations and try again.
Error #1 - TZ Can't Resolve HWID
- Restart the computer to resolve temporary issues.
- Check hardware drivers and ensure they are up to date.
- Run the application as administrator to ensure proper permissions.
- Disable any security software temporarily to avoid interference.
Error #2 - Update TZ or Check If It Is Not Under Maintenance
- Update TZX or Check If It Is Not Under Maintenance.
- Use a VPN.
Error #3 - Can't Enable Privilege
- Switch to a Windows account with administrative rights.
- Right-click the application and select "Run as administrator".
- Modify compatibility settings:
- Right-click the application.
- Select "Properties".
- Go to the "Compatibility" tab.
- Check "Run this program as an administrator".
- Ensure User Account Control (UAC) is not blocking the application.
Error #4 - Open TZ Before FiveM
- Close FiveM if it is running before launching TZX.
- Launch TZX first, then open FiveM to avoid process conflicts.
- Check background processes:
- Open Task Manager (Ctrl + Shift + Esc).
- End any FiveM-related processes.
- Restart your computer to close active processes and prevent conflicts.
Error #5 - Invalid Process
- Restart the game to reset the process.
- Verify the game files using the platform (e.g., Steam). For FiveM, ensure all necessary files are intact.
- Update the game to the latest available version.
- Disable recent mods or modifications that may cause compatibility issues.
- Ensure FiveM is launched with the required anticheat enabled.
Error #6 - Hooking Fails
- Ensure the application is compiled in release mode, not debug mode.
- Temporarily disable security software, as some antivirus programs may block hooking.
- Run the application with administrative privileges.
- Update the application to the latest version, which may include fixes for this issue.
Error #7 - Inaccessible Window TZ
- Log in with a Windows account that has administrative rights.
- Run the application as administrator by right-clicking and selecting "Run as administrator".
- Check UAC settings to ensure User Account Control is not blocking the window.
- Close unnecessary applications that may lock the target window.
Error #8: Steam Needed
- Open Steam before starting TZX.
- Ensure Steam is installed and updated.
- Log into your Steam account.
- Restart TZX after Steam is running.
Error #9: FiveM Not Found - Open FiveM Before TZ
- Close FiveM if it is running before launching TZX.
- Launch TZX first, then open FiveM to avoid process conflicts.
- Check background processes:
- Open Task Manager (Ctrl + Shift + Esc).
- End any FiveM-related processes.
- Restart your computer to close active processes and prevent conflicts.
Error #10: Initializing Game Information - Verify Compatibility with TZ and FiveM Build
- Check TZX and FiveM compatibility with your game version.
- Update TZX and FiveM to the latest versions.
- Verify game files (e.g., via Steam).
- Reinstall TZX if needed.
- Check compatibility lists on TZ Discord.
- Fully reinstall FiveM, including the installer.
Error #11: Initializing Game Information - Verify Compatibility with TZ and FiveM Build
- Uninstall Vanguard.
Error #S01: Steam Needed
- Open Steam before launching TZ.
- Update Steam if required.
- Restart FiveM and TZ.
- Ensure a stable internet connection.
Error #H01: Software Issue Detected
- Use a compatible FiveM version.
- Switch from canary/beta to release version.
- Reinstall TZX and FiveM if the issue remains.
P - Data Initialisation failed
- Join a different server with a higher build, we only support builds above 2600
Laggy ESP
- Enable V-sync on TZ
FiveM Needs To Restart
- Right-click on the FiveM launcher
- Press
Open file location - Make a new shortcut from the
Fivem.exeand drag it to your desktop - Right click the new shortcut and select
Properties - Press
Shortcutand locate theTargetbox At the END of the target box, put a space then type -pure_X -bYYYY - Find the server build and what pure mode it runs on. (This should say in the restart message when you try to join the server)
- Replace the X with the pure mode the you found earlier (ex. 0, 1, 2) and YYYY with the server build (ex. 3095, 2699, 2944) Example: "C:\Users\Axel\AppData\Local\FiveM\FiveM.exe -pure_1 -b2699"(do not copy paste this)
TZ Loader has been updated!
- Redownload TZ
- Switch from canary/beta to release version.
- Reinstall TZ and FiveM if the issue remains.
Crash while loading into fivem server
- Redownload TZ
TZ Not Finding FiveM
- Uninstall OneDrive.
- Make sure FiveM is properly installed in AppData.
- Do not use a custom OS.
Can't Enable 2FA
- This is because you verified your email from a different device than your pc. Skip the 2FA activation during download (bottom right button).
Not Injecting?
- Sync Windows time.
- Uninstall antivirus, all external anti-cheats, and OneDrive.
HWID Missmatch SPOOFER
- Launch the Spoofer again, it will work.
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