win32 function failed hresult 0x887a0005 reason:0x887a0007 (in deltarune chapter 4)

Title: Troubleshooting “win32 function failed” Error in Deltarune Chapter 4 on Windows


Are you experiencing a frustrating error when attempting to play Deltarune, specifically in Chapter 4? Many gamers have encountered a similar issue where the game runs smoothly in all other chapters, yet crashes or displays an error message when launching Chapter 4. This guide aims to help you understand the error and explore potential solutions to get back into the game.

Understanding the Error Message

Players report encountering the following error when selecting Chapter 4:

win32 function failed: HRESULT: 0X887a0005
Call: GR_D3D_Device->CreateTexture2D at line 630 in file \TexturesM.cpp
Device lost - reason: 0x887a0007

This indicates a failure within the Direct3D graphics layer, specifically related to texture creation, which results in the game’s graphics device being lost or reset during gameplay. The error codes correspond to specific DirectX failure states:
0x887a0005 (DXGI_ERROR_DEVICE_REMOVED): The graphics device was removed, often due to driver errors or hardware issues.
0x887a0007 (DXGI_ERROR_DEVICE_RESET): The graphics device has been reset, which can happen due to driver crashes or resource conflicts.

Common Factors in Affected Systems

  • Hardware: Many reports mention systems running on Intel Atom CPUs with NVIDIA ION graphics cards. These integrated or low-power GPU solutions can sometimes struggle with more demanding game rendering tasks.
  • Game Version: The issue appears specific to Chapter 4, indicating possible compatibility or resource allocation issues in that chapter’s assets.

Potential Solutions

  1. Update Graphics Drivers
  2. Ensure your NVIDIA ION drivers are up to date. Visit the NVIDIA website or your system manufacturer’s support page to download the latest drivers compatible with your hardware.

  3. Adjust Game Settings

  4. Lower the graphics settings within Deltarune, especially texture quality and resolution, to reduce the load on your GPU.

  5. Run in Compatibility Mode

  6. Right-click the Deltarune executable or shortcut.
  7. Choose “Properties” > “Compatibility”.
  8. Enable compatibility mode for an earlier version of Windows (e.g., Windows 7 or 8).

  9. Disable Hardware Acceleration

  10. If possible, disable hardware acceleration in

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