Easy Solutions To Resolve Sage 50 Error CLR20R3

Learn the complete procedure for resolving Sage 50 error clr20r3 within less time.

Sage 50 error clr20r3 is another common issue that disallows users to run the Sage software on their workstation and displays a pop-up message as “Program has stopped working.” It arises from the corrupted .NET framework or when the PC storage is full. In some cases, repairing the .NET framework may not be sufficient to deal with the error.

If you are also facing this error, then this guide will be very crucial for you. In this guide, we are going to discuss various troubleshooting steps that will help you resolve the Sage 50 problem event name clr20r3.

Possible Reasons Behind the Sage 50 Error Code Clr20r3

Let’s take a brief look at the list of some of the possible reasons why a user may encounter the Sage 50 error code clr20r3 while working on the software:

  1. Corrupted .NET framework.
  2. Missing or inactive network drive mapping can also lead to Sage error clr20r3.
  3. There is insufficient storage space in Windows.
  4. If administrative rights are not allowed to install or run the Sage software.
  5. Network or incompatibility issues with the computer.
  6. Virus or malware attacks can also cause a Sage 50 not working error.
  7. The connection manager is not working properly.

How To Fix Clr20r3 Error in Sage 50?

Now that we have covered the list of potential causes of the error, let’s discuss the troubleshooting steps to fix the error.

Solution 1: Alter and Update Host File

The first solution we suggest you follow to troubleshoot Sage 50 error clr20r3 is modifying or updating the host file as per the requirements. Given below are the steps that you can undertake to complete the procedure:

  • The first step is to navigate to the Windows Start Menu and type Notepad in the search bar.
  • Select the notepad option and right-click on it, followed by selecting the Run as Administrator option.
Notepad - Run as Administrator
  • Move to the File menu option, expand the drop-down options, and click on the Open option.
  • Thereon, from the bottom left side of the screen, change the type of file from “.txt” to “.*”.
  • Launch the file explorer on your workstation and move to C:\ WINDOWS\ System32\ drivers\ etc.
  • Now, search there for the host files and open them.
  • Here, you must ignore the lines ending with the #sign and add at the end of the file name.
  • Furthermore, click on the File Menu option and save the file to your workstation.

Solution 2: Launch Sage 50 Database Connection Manager

Let’s discuss the detailed steps that you can execute to run the Sage 50 database connection manager on your PC:

  • Launch the Control Panel settings on your PC, and then select the Administrative Tools option.
  • Choose the Services option and right-click on the Sage 50 Database Connection Manager.
  • From the list of drop-down options, select the Properties option.
  • Navigate to the General tab and verify the Startup type status.
  • If you find that it’s disabled, then set it to Automatic mode.
  • Following the above steps, click on the Log tab name and click on the This Account option.
  • After that, log in to your system by entering the user account and login password.
  • Save all the updated changes by clicking on the Apply option.
  • Last, navigate to the General tab, restart the service by clicking on the Start option, and then close this window.

Solution 3: Delete Temporary Files

If you have not deleted the temporary files from your PC, then it can slow down the work speed of the PC and may even lead to various errors, such as Sage error code clr20r3. Therefore, we advise you to delete all the temporary and unwanted files from your PC.

Below listed are the actions that you can undertake to get it done:

  • Firstly, launch the Windows Run command and type %temp% in the search bar.
  • Hit the Enter button, and a folder with all the temporary files will appear on your screen.
  • Thereon, select all the files by pressing the Ctrl + A keys together, and then press the Delete button.

By performing the above-listed steps, you have successfully deleted all the unwanted and temporary files from the PC. Thereon, check whether the Sage 50 error clr20r3 has been terminated or not.

Solution 4: Enable the Microsoft .NET Framework

The next solution that you can undertake to eliminate the Sage 50 clr20r3 error is by enabling the Microsoft .NET Framework. The following are the steps that users can follow to get it done:

  • Firstly, navigate to the Control Panel settings on your computer.
  • Thereon, select the Programs option, and then click on the Programs and Features option.
  • Subsequently, click on the Turn Windows Features On or Off option.
Turn Windows Features On or Off
  • Search here for the .NET Framework and check whether it is enabled or not.
  • If you find that it’s disabled, then enable them immediately by checking the box next to the option.

Congrats! By executing the above-listed steps, you have successfully enabled the Microsoft .NET framework on your computer.


In this guide, we have highlighted four tried and tested methods that you should conduct step-by-step to eliminate Sage 50 error clr20r3. You can easily get rid of the error by performing the above-listed steps. In case you get stuck while performing any of the above-listed steps, we suggest you dial the Sage 50 support services. Experts are available 24*7 to make sure your queries are well-answered and you use the software efficiently.

Read Another Blog : Sage 50 Printer Not Activated Error Code 30

Mark James
Mark James

Being a tech enthusiast, I am Mark James, a highly experienced and professional writer with over 12 years of experience. My deep understanding and knowledge of software tools help me provide valuable insights and guidance to users across the globe. My passion for technology motivates me to stay updated with the latest advancements, which allows me to deliver the most relevant and updated information to my audience.

Leave a Reply

Your email address will not be published. Required fields are marked *