Troubleshooting the UnityPlayer.dll file on Windows

The dynamic plugin library called UnityPlayer.dll is initially absent from the operating system and is only used by some games to perform certain actions. From this we can conclude that it reaches your computer with a third-party application. Despite this, if the installation was not totally successful or there is a PC crash, the user will see a notification associated with this file on the screen when starting the game. Today we want to show the methods available to fix this problem, describing each of them in detail.

Method 1: manual installation of UnityPlayer.dll

The first method discussed in today's post is to manually install UnityPlayer.dll.

Descargar UnityPlayer.dll

The user only has to download the file using the button above, open the folder on your computer C:WindowsSystem32 (if it is Windows from 32 bits) O C:WindowsSysWOW64 (for Windows from 64 bits) and drag and drop the boot you just made there. As you can see, manual installation procedure is simple, but the method described previously may not be suitable for certain users. In these cases, we suggest exploring alternative options, presented in another post on our site.

More information: How to install a DLL on a Windows system

Method 2: reinstall the game with the antivirus disabled

You already know that UnityPlayer.dll is not present in your operating system, but it has been installed on your PC along with some third party software or application. Sometimes, this causes a valid antivirus protection to suspect that this library is malicious and remove or quarantine it. If you encounter these problems when starting the software for the first time, but you still have antivirus on your computer, it is recommended to disable it and reinstall the software. Read more about this in other materials on our site.

read more:
Uninstall games on a Windows computer 10
Uninstall a game on Steam
Antivirus deactivation
Install a game from a disc on your computer

Method 3: update DirectX

There is a very popular and often necessary companion library called DirectX. Its absence in the operating system can lead to various errors, even with the UnityPlayer.dll we are talking about today. Windows users 7 You can use the following instructions to check for updates to this package, and for the owners of “10”, we suggest going directly to the end of this method.

Go to the DirectX download from the official web portal

1. Use the link above to go to the download page of the web installer for the official DirectX executable libraries. This tool will check for updates immediately and install them if necessary. Click on the respective red button to download.
2. Once the download is complete, open the resulting EXE file.
3. Accept the terms and conditions of the license agreement and proceed to the next step.
4. Cancel the Bing installation by unchecking the designated box if you don't need this panel.
5. Wait for the component installation to complete, while keeping your internet connection open; opposite case, installation will be canceled.
6. In the end, you will get a notification that updates have been installed or not needed because all files are already on your computer.

As you know, the latest available version of DirectX on Windows 10 installed when the operating system is installed, so owners of this version do not need to update the component on their own. Despite this, During the interaction with the PC, problems may arise that lead to the appearance of failures in the work of the files of this library, so you have to reinstall DirectX. It should only be done in cases where other methods have not had the proper effect.

Read more: How to reinstall and add missing DirectX components in Windows 10

Method 4: Visual C installation ++ 2015

The official Unity Player developers web portal states that the dynamic plugin library UnityPlayer.dll is directly linked to an additional operating system package called Visual C ++ version 2015. Therefore, if this component is not installed, errors are likely to occur when starting programs. or games, indicating that the DLL remains or that there are other DLL-related problems. But we suggest you check if Visual C ++ 2015 is installed on your computer and, if required, add it as shown below.

Go to the Visual C download ++ 2015 from the official web portal

1. Above is the link to the official Microsoft page from where you can download Visual C ++ 2015. To do this, click the respective button.
2. Windows owners of 64 bits should choose both versions of the file, while the owners of 32 bits should only verify “Vc_redist.x86.exe”. Thereafter, click on “Next”..
3. The executable file will begin to download. When I finish, run the object.
4. Accept the terms of the agreement to activate the button “Install on pc”.. Click on it to start the installation procedure.
5. On the menu. “Applications”. O “Programs and components” You can verify that the component in question has been successfully added to the operating system.

Any changes you make after installing Visual C ++ will take effect immediately without needing to restart your computer first, so you can proceed to test problem software. If you still get the error with UnityPlayer.dll, explore the following method.

Method 5: update graphics drivers

Let's move on to the ways that are less likely to be effective compared to those discussed previously.. The first of these options is to update the graphics adapter drivers. UnityPlayer.dll actively interacts with the graphical component, so it is partially related to the graphics card software. You can check for driver updates in different ways. Read more on the subject in our other author's post below..

Read more: NVIDIA Video Card Drivers Update / AMD Radeon

Method 6: Reregister UnityPlayer.dll

The principle of re-registration is to previously cancel the installation of the current file and install it manually by means of a special utility. You should do this in case the system tool is not working properly for some reason. Despite this, this happens very rarely, so this method remains.

1. Open “Starts”. and look there. “Command line”.. Make sure to run it as administrator.
2. Use the command regsvr32 /u UnityPlayer.dll to unregister the current file. Activate it by pressing the key Entered. If pop-up notifications appear, just ignore them by clicking the cross button to close them.
3. Use an equivalent command. regsvr32 /i unityplayer.dll to manually register the dynamically linked library in question.

All changes will be applied in the same operating system session, so no need to restart the PC, and you can go directly to check the effectiveness of the actions made.

Method 7: update windows

Sometimes, not having the latest operating system updates also leads to the problems we talked about in this post. It is essential that each user keep their computer up to date to avoid these difficulties, so we suggest you briefly review the following instructions.

1. Open “Starts”. and go to “Control Panel”. O “Parameters”..
2. Choose a category “Windows Update Center”and if it works on a Windows PC 10, will have to open “Update and security”..
3. It only remains to click on the button “Search for updates”.to start this procedure.

This will start the automatic scan and, when I finish, you will be notified of any updates found. The installation will also start automatically and will be completed on the next computer restart. If you have further questions about installing updates or are having difficulty doing so, see material below.

read more:
Manually install Windows updates 10
Windows update troubleshooting

Method 8: desinstalar Citrix Workspace

We put this method last because very few users face the error today of having a cloud storage distribution program called Citrix Workspace on their computer.. It is the one that conflicts with the application to install, causing an error with UnityPlayer.dll. It is recommended to get rid of this tool when installing third-party software, and then it can be reintroduced into the operating system. Read more about uninstalling below.

Read more: Uninstall programs on Windows

Don't discount the fact that you just got a program that is not working properly, so neither method produced adequate results. Try to find another version of the software or its analogues to fix the problem with the UnityPlayer.dll library.

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