How to fix Error 807 on Windows 11

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Troubleshooting Guide: Error 807 – Image Relocated (Windows 11)

Why This Error Happens

This error occurs when a DLL or executable cannot be loaded at its preferred base address because that memory address is already occupied by another module. Windows automatically relocates the image and applies fixups (address corrections) so the program continues to run, but this is logged as an informational/warning event because it indicates a base address conflict. Common causes include outdated drivers, poorly compiled third-party DLLs without ASLR support, or memory fragmentation caused by multiple applications loading libraries simultaneously.

Step-by-Step Resolution Guide

  1. Identify the offending module — Open Event Viewer (eventvwr.msc), navigate to Windows Logs > Application (or System), locate the Event ID 807 entry, and note the exact file path of the relocated image (e.g., a specific .dll file).

  2. Update or reinstall the associated software — Once identified, check if the module belongs to a third-party application or driver. Visit the vendor’s site and download the latest version, as newer builds often include proper ASLR (Address Space Layout Randomization) support that resolves base address conflicts.

  3. Run System File Checker and DISM — Corrupted system files can trigger unpredictable relocations. Open Command Prompt as Administrator and run:

   sfc /scannow

Followed by:

   DISM /Online /Cleanup-Image /RestoreHealth

Restart your PC after completion.

  1. Update Windows and Drivers — Go to Settings > Windows Update and install all pending updates. Additionally, check Device Manager for outdated drivers (especially graphics and chipset drivers), as these frequently cause DLL base address collisions.

  2. Rebase the DLL (Advanced/Developer scenario) — If you are the developer of the affected module, use the Rebase.exe tool (part of the Windows SDK) to assign the DLL a unique preferred base address, preventing future conflicts with system or other application DLLs.

Alternative or Verification Steps

  • Verify the fix: Reopen Event Viewer after implementing the steps above and confirm that no new Event ID 807 entries appear during normal system/application usage over the next few reboots.
  • Alternative solution: If the error persists and doesn’t impact functionality, it can typically be safely ignored, as Windows successfully handles the relocation automatically—confirm this by checking that the associated application runs without crashes or performance degradation.