Resolution for "EXOV2 WinRM session was not created" error

Summary: This article contains step-by-step instructions on how to resolve EXOV2 WinRM session was not created error when performing Microsoft 365 related web actions in Web Portal.

Applies to: Cayosoft Administrator 8.3.0, 8.3.1 and 8.4.0 

ID: KB20211216-1

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Overview

Cayosoft Administrator 8.3.0, 8.3.1 and 8.4.0 requires Exchange Online PowerShell module (EXO V2) version 2.0.5. If you have the version higher then 2.0.5 installed you may encounter the following error when performing Microsoft 365 related web actions in Web Portal: EXOV2 WinRM session was not created.

 

Resolution

Reinstall EXO V2 module to 2.0.5 version:

1. Click the Windows Start icon

2. Type ISE - you will see the Windows PowerShell ISE appear on the screen

3. Right-click Windows PowerShell ISE and click Run As Administrator

4. Stop Cayosoft Administrator service, if it is already installed:
   

   Stop-Service CayoAdminService

5. Uninstall EXO V2 with version different from 2.0.5 
   

   Uninstall-Module ExchangeOnlineManagement

6. Install EXO V2 version 2.0.5
   

   Install-Module -Name ExchangeOnlineManagement -RequiredVersion 2.0.5
   

7. Start Cayosoft Administrator service:

   Start-Service CayoAdminService

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