D3derr_invalidcall

[engnz]

Can someone tell me what this error means? I was watching a recording and turn subtitles off and on because it was out of sync and then it crashed with this error.

==== from gbpvr.exe-native.log============

2007-10-13 00:23:09.843 ERROR m_pD3DDev->BeginScene() failed
Error code : 8876086C
D3DERR_INVALIDCALL
Invalid call

2007-10-13 00:23:09.843 ERROR DrawScene(0, 0, m_pPrivateTexture, 0) failed
Error code : 8876086C
D3DERR_INVALIDCALL
Invalid call

2007-10-13 00:23:09.890 VERBOSE Creating OSD Texture: 720x480
2007-10-13 00:23:38.234 ERROR m_pD3DDev->BeginScene() failed
Error code : 8876086C
D3DERR_INVALIDCALL
Invalid call

2007-10-13 00:23:38.234 ERROR DrawScene(0, 0, m_pPrivateTexture, m_pOSDTexture) failed
Error code : 8876086C
D3DERR_INVALIDCALL
Invalid call

[sub]

I dont know. Something about an invalid call, but hard to guess why exactly.