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Easy to fix Aldelo Error 91?
Condition

Aldelo Error 91 often occurs when your PC crashes and freezes to a certain extent. That will seriously effect our use of the PC, so we must study how to deal with it.

Problem

Usually, you can experience:

  • Slow computer performance
  • The computer is stuck during normal use or when running multiple tasks
  • BSOD error is showing
  • Some unused software get opened automatically
  • Update program is unable to run

Symptoms

When you try to activate a Windows installation (client or server), you get one or more error messages like the following:

"An unexpected error has occurred. The trouble shooting wizard can't continue." Sometimes you can occur (Aldelo Error 91) error in advanced dialog box.
Causes of Aldelo Error 91?

Main reasons for the Windows update error aldelo error 91 in your computer are:

    The error may come to you due to many reasons such as wrong registry entries, system configures incorrectly or because of miscommunication between the computer and the Automatic update service.
Methods
Vocational Solution

Error Aldelo Error 91 is frequently associated with the old version of.NET Framework installed on your system. By default, the built-in version of Micorosoft.NET Framework is 3.5.1. You can reinstall Microsoft.NET Framework 3.5 Service Pack 1 by the following steps:

1) Click the Start and type: features in the Search box.
2) Select "Turn Windows Features on or off " and click Enter.
3) Find Microsoft.NET Framework 3.5.1 and uncheck the box.
4) Restart the computer.
5) Repeat the step 1) to step 2.
6) Check the box before Microsoft.NET Framework 3.5.1.
7) Restart the computer.

Another Method to Fix this Problem: Aldelo Error 91

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