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Error: 'Error 5100' when installing Sage 50cloud Accounts

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Find out how to fix 'Error 5100' when installing Sage 50cloud Accounts.


When trying to install Sage 50cloud Accounts, you get the installation error: Error 5100.

TIP: Before following these steps below to resolve this error, try running the install as administrator - Right click on the downloaded update or full program file, then click Run as administrator. If the same installation error occurs, follow the steps below.


This error is due to a Microsoft .NET framework installation failure on your computer. This can be due to:

  • Corrupt download or incomplete installation of Microsoft .NET Framework software.
  • Corruption in Windows registry from a recent Microsoft .NET Framework-related software change.
  • Another program maliciously or mistakenly deleted .Microsoft NET Framework-related files.


To resolve this, you need to run the Microsoft .NET Framework Repair Tool from the following link:

For full information on how to use this tool, please refer to  Microsoft's guidance >

For further assistance, contact Microsoft support or your local IT support.

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