[DirectX 7 Programmer's Reference] Error Codes (70.719696969697%)

Microsoft DirectX 7.0 > DirectDraw > DirectDraw Reference > DirectDraw Visual Basic Reference

[DirectX 7 Programmer's Reference] Error Codes (69.5378151260504%)

Microsoft DirectX 7.0 > DirectMusic > DirectMusic Reference > DirectMusic Visual Basic Reference

[DirectX 7 Programmer's Reference] Error Codes (69.157196969697%)

Microsoft DirectX 7.0 > DirectPlay > DirectPlay Reference > DirectPlay Visual Basic Reference

[DirectX 7 Programmer's Reference] Error Codes (67.9753151260504%)

Microsoft DirectX 7.0 > DirectInput > DirectInput Reference > DirectInput Visual Basic Reference

[DirectX 7 Programmer's Reference] Error Codes (66.4128151260504%)

Microsoft DirectX 7.0 > DirectSound > DirectSound Reference > DirectSound Visual Basic Reference

[DirectX 6 Programmer's Reference] Error Checking (38.59375%)

DirectX Foundation > Direct3D Immediate Mode > Direct3D Immediate Mode Essentials > Direct3D Devices > Execute Buffers > Direct3D Execute-Buffer Tutorial

[DirectX October 2006 Documentation] Error Codes (35.15625%)

DirectX Audio > XACT > XACT Programming > Reference

[DirectX 5 Programmer's Reference] Error Checking (27.445652173913%)

DirectX Foundation > Direct3D Immediate Mode > Direct3D Execute-Buffer Tutorial > Error Checking

[DirectX October 2006 Documentation] Error Handling with DXUT (24.203431372549%)

DirectX Graphics > Direct3D 9 > Programming Guide > DXUT Programming Guide