Test-OrganizationRelationship の「Object reference not set to an instance of an object」原因と解決策｜Exchange Online Organization Relationship 予定表共有
Microsoft 365（Exchange Online）で別テナントと双方向の予定表共有（Free/Busy 参照）を構成したのに、PowerShell の Test-OrganizationRelationship で「Object refe...
Microsoft 365
