Video tdr failure nvlddmkm.sys fix. When you get the VIDEO TDR error or the nvlddmkm.sys Failed error on your Windows PC, it’s very likely that the graphics card driver is corrupted or outdated. Let Theartcult guide you to fix nvlddmkm.sys Failed error on Windows 8 and 10 computers. What is Video TDR Failure? Video TDR…