I have a problem with d3d9 too generic application error. but when i use a different launcher it works fine, also when i use /app_run. however when i use this launcher i am getting the error, when i close the client i got this
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ERROR REPORT
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Execution time : 2012-02-19 16:22:23
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() loading_001.tga, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() Vortex00.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() Rain.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() Circle_Shadow.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() SkyBox.bmp, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() SkyBox.bmp, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() LobbyCube.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() Sun.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() Flare.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() moon.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() Star.tga, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() UStar.tga, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() Lightning.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() Cloud_Light.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() Thunder_Circle.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : TextureManager::LoadTexture() Thunders.dds, E_INVALIDARG
[2012-02-19 16:22:24] ERROR : CIniLoader:

pen(), File Open comment.ini
[2012-02-19 16:22:24] ERROR : CGLCommentFile::LOADFILE(), File Open comment.ini
i am using ep6s1 client. when i changed the compatibility version of game.exe to windows 98/me it works, NOTE: i am only getting this problem when i use this launcher.
Solved: What i did is i used Kal-el's Game.exe with hackshield, Thanks to both of you.