hi,
i have 2008r2 AD with user1 exist in a security group with exchange 2010 mail universal security group. user1 won't received email but on exchange 2010 mail universal SG, user1 is not listed. I tried to add it twice, it say The object exists.
what should i do with this error?
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Microsoft Exchange Error
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The following error(s) occurred while saving changes:
Add-DistributionGroupMember
Failed
Error:
Active Directory operation failed on xxxxxxx001.xxx.com. One or more attribute entries of the object 'CN=xxx,CN=Users,DC=xxx,DC=com' already exists.
The object exists.
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OK
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thanks for any comment you may add.
Arnie