> For the complete documentation index, see [llms.txt](https://zzs-services.gitbook.io/zzs-services/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://zzs-services.gitbook.io/zzs-services/errors-when-loading/system-errors.md).

# System Errors

## VCRuntime140\_1.dll

To resolve the VCRuntime140\_1.dll error code, you will need to install/update your [Microsoft Visual C++ Redistributable](#d3dx9_43.dll).

<figure><img src="https://i.imgur.com/vy8EIYR.png" alt="" width="375"><figcaption><p>VCRUNTIME140_1.dll was not found</p></figcaption></figure>

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## D3DX9\_43.dll

To resolve the D3DX9\_43.dll error code, you will need to install/update your [DirectX End-User Runtime](https://www.microsoft.com/en-us/download/details.aspx?id=35).

<figure><img src="https://i.imgur.com/TRQXSnO.png" alt=""><figcaption><p>d3dx9_43.dll was not found</p></figcaption></figure>

***

## An error occured while trying to start the driver

To resolve this error code, you will need to [disable driver signature enforcement](https://www.terasic.com.tw/wiki/Disable_Driver_Signature_Enforcement_in_Windows10_x64).

<figure><img src="https://i.imgur.com/T65rNHt.png" alt=""><figcaption><p>error while trying to start driver</p></figcaption></figure>