Cannot open mailbox Microsoft System Attendant

When trying to migrate the mailboxes in Exchange, throws the below Error

Cannot open mailbox /o=First Organization/ou=Exchange Administrative Group (FYDIBOHF23SPDLT)/cn=Configuration/cn=Servers/cn=MAILBOX01/cn=Microsoft System Attendant


Ideally it happens if there is no proper Database Home MDB mapped for Microsoft System Attendant … Continue Reading

Unable to reach IDP Initiated page of ADFS in Server 2016

Noticed IDPInitiated signon page is not loading by default in Adfs 2016 as it is loading in pervious versions.

Default IDP URL :
In my case,

Ideally, in ADFS 2016 it is disabled by default.

Run the … Continue Reading