Critical error when entering to water

when i'm entering to water to swim i get this error

OS: Windows XP 5.1 (Build: 2600)
CPU: GenuineIntel Unknown processor @ 2020 MHz with 1023MB RAM
Video: NVIDIA GeForce4 MX 440 with AGP8X (Microsoft Corporation) (5673)

CreateTexture failed(D3DERR_INVALIDCALL).

History: FD3DTexture::Cache <- FD3DRenderInterface::CacheTexture <- FD3DRenderInterface::SetUnderWaterShaderMaterial <- FD3DRenderInterface::SetMaterial <- FCanvasUtil::Flush <- UUnderWaterEffect::PostRender <- FPlayerSceneNode::Render <- UGameEngine::Draw <- UWindowsViewport::Repaint <- UWindowsClient::Tick <- ClientTick <- UGameEngine::Tick <- UpdateWorld <- MainLoop

what is matter?