$params

Name                           Value
----                           -----
Description                    test
GroupTypes                     {Unified}
owners@odata.bind              {https://graph.microsoft.com/v1.0/users/cd21c125-5cf4-4a41-b53c-09a85e8dfbc1, https://graph.microsoft.com/v1.0/users/497deaa5-13c3-4297-bede-5142babcb67d}
SecurityEnabled                True
DisplayName                    TESTNEWMGGROUP
Visibility                     Private
MailEnabled                    True
ResourceBehaviorOptions        {WelcomeEmailDisabled}
MailNickname                   TESTNEWMGGROUP

$groupeCreated = New-MgGroup -BodyParameter $params -ErrorAction:Stop -debug
DEBUG: [CmdletBeginProcessing]: - New-MgGroup begin processing with parameterSet 'Create'.
DEBUG: [Authentication]: - AuthType: 'AppOnly', TokenCredentialType: 'ClientCertificate', ContextScope: 'Process', AppName: 'ResourcesManagement'.
DEBUG: [Authentication]: - Scopes: [TeamSettings.ReadWrite.All, Channel.Delete.All, BookingsAppointment.ReadWrite.All, AppCatalog.ReadWrite.All, ServiceMessage.Read.All, Group.ReadWrite.All, Bookings.Read.All, Directory.Read.All, ConsentRequest.Read.All, Calendars.ReadBasic.All, TeamMember.ReadWrite.All, ChannelMember.ReadWrite.All, Tasks.ReadWrite.All, ChannelSettings.ReadWrite.All, AuditLog.Read.All, ServiceHealth.Read.All, Sites.FullControl.All].

Confirm
Are you sure you want to perform this action?
Performing the operation "New-MgGroup_Create" on target "Call remote 'POST /groups' operation".
[Y] Yes  [A] Yes to All  [N] No  [L] No to All  [S] Suspend  [?] Help (default is "Y"):
DEBUG: ============================ HTTP REQUEST ============================

HTTP Method:
POST

Absolute Uri:
https://graph.microsoft.com/v1.0/groups

Headers:
FeatureFlag                   : 00000003
Cache-Control                 : no-store, no-cache
User-Agent                    : Mozilla/5.0,(Windows NT 10.0; Microsoft Windows 10.0.22631; fr-CH),PowerShell/7.4.7
SdkVersion                    : graph-powershell/2.27.0
client-request-id             : 0e2ec8d2-a7ba-49a8-9c0a-eac77f3b1853
Accept-Encoding               : gzip,deflate,br

Body:
{
  "[email protected]": [
    "https://graph.microsoft.com/v1.0/users/cd21c125-5cf4-4a41-b53c-09a85e8dfbc1",
    "https://graph.microsoft.com/v1.0/users/497deaa5-13c3-4297-bede-5142babcb67d"
  ],
  "ResourceBehaviorOptions": [
    "WelcomeEmailDisabled"
  ],
  "mailEnabled": true,
  "securityEnabled": true
}


DEBUG: ============================ HTTP RESPONSE ============================

Status Code:
BadRequest

Headers:
Cache-Control                 : no-cache
Vary                          : Accept-Encoding
Strict-Transport-Security     : max-age=31536000
request-id                    : 026431b9-6e43-416a-83ce-574587949efe
client-request-id             : 0e2ec8d2-a7ba-49a8-9c0a-eac77f3b1853
x-ms-ags-diagnostic           : {"ServerInfo":{"DataCenter":"Switzerland North","Slice":"E","Ring":"3","ScaleUnit":"002","RoleInstance":"ZR2PEPF0000054B"}}
x-ms-resource-unit            : 1
Date                          : Mon, 05 May 2025 10:45:18 GMT

Body:
{
  "error": {
    "code": "Request_BadRequest",
    "message": "A value is required for property 'displayName' of resource 'Group'.",
    "innerError": {
      "date": "2025-05-05T10:45:19",
      "request-id": "026431b9-6e43-416a-83ce-574587949efe",
      "client-request-id": "0e2ec8d2-a7ba-49a8-9c0a-eac77f3b1853"
    }
  }
}


New-MgGroup_Create: A value is required for property 'displayName' of resource 'Group'.

Status: 400 (BadRequest)
ErrorCode: Request_BadRequest
Date: 2025-05-05T10:45:19

Headers:
Cache-Control                 : no-cache
Vary                          : Accept-Encoding
Strict-Transport-Security     : max-age=31536000
request-id                    : 026431b9-6e43-416a-83ce-574587949efe
client-request-id             : 0e2ec8d2-a7ba-49a8-9c0a-eac77f3b1853
x-ms-ags-diagnostic           : {"ServerInfo":{"DataCenter":"Switzerland North","Slice":"E","Ring":"3","ScaleUnit":"002","RoleInstance":"ZR2PEPF0000054B"}}
x-ms-resource-unit            : 1
Date                          : Mon, 05 May 2025 10:45:18 GMT