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shashidhar joliholi's avatar
shashidhar joliholi
Copper Contributor
Mar 03, 2023

Could not load file or assembly 'Microsoft.Graph.Authentication, Version=1.3.1.0

Hi All,

 

not able to run Graph powershell cmdlet post updating. 

 

getting below error:

New-MgUserAuthenticationPhoneMethod : Could not load file or assembly 'Microsoft.Graph.Authentication, Version=1.3.1.0, Culture=neutral,
PublicKeyToken=ASFFFSSFFF' or one of its dependencies. The system cannot find the file specified.
At line:1 char:1
+ New-MgUserAuthenticationPhoneMethod
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : NotSpecified: (:) [New-MgUserAuthe..._CreateExpanded], FileNotFoundException
+ FullyQualifiedErrorId : Microsoft.Graph.PowerShell.Cmdlets.NewMgUserAuthenticationPhoneMethod_CreateExpanded

2 Replies

  • there were multiple versions of MS graphs were installed which caused the issue. post complete uninstallation and reinstallation of MS graph resolved the issue.
    • Marcos_Garcia's avatar
      Marcos_Garcia
      Copper Contributor
      Hi, can you explain what exactly you did to fix it?

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