Solving the problem with nvcpl.dll
This error may occur to users of a video card from NVIDIA; in fact, the error itself is caused by one of the components of this video card. It is enough to reinstall the driver to get rid of this error. If you don't know how to do this, then read this article! The appearance of this error is not critical for the computer itself; it will continue to work, however, users may have problems launching video games and watching movies and videos. Of course, this is very inconvenient, so you should solve this problem and forget about it once and for all.
If you have not updated your drivers for a long time, then perhaps the problem will be solved by a simple update. For this:
•go to Device Manager (Control Panel > View: Large Icons > Device Manager);
•find and expand "Video adapters";
•select your video card and double-click on it with the left mouse button;
•switch to the “Driver" and press "Update & Save";
•in the window that opens, select “Automatically search for updated drivers».
If you know for sure that you have not updated the driver to the latest version, and do not know the model of your video card, then click here http://www.nvidia.ru/Download/index.aspx?lang=ru and select "Option 2: Automatically find the required NVIDIA drivers" Here you can find "Graphics drivers" and "Motherboard Drivers" We need to select "Graphics drivers».
Once you download the driver, simply update it by running the installer.
If you recently installed the driver, and after that this error occurred, then you need to completely remove the video driver.
To do this, first download the installer by clicking here http://www.nvidia.ru/Download/index.aspx?lang=ru. If you know the model of your video card, then download the driver via "Option 1: Manually find drivers for my NVIDIA products" If you do not know the model of your video card, then download the driver via "Option 2: Automatically find the required NVIDIA drivers».
Now you can remove the driver. For this:
•go to Device Manager (Control Panel > View: Large Icons > Device Manager);
•find and expand "Video adapters";
•select your video card and double-click on it with the left mouse button;
•switch to the “Driver" and press "Remove».
After removing the driver restart your PC and install the installer you downloaded earlier.
Please note that drivers can be automatically found and installed using DriverPack Solution programs. However, this method is less recommended, because there is a possibility that the program will incorrectly detect the device installed on the computer. After these steps you will no longer receive an error message.