You were not connected because a duplicate name exists on the network
Jan17

You were not connected because a duplicate name exists on the network

Duplicate name exists KB ID 0000991  Problem I hadn’t seen this myself but it was asked in a forum the other day so I replicated it on the test bench. You were not connected because a duplicate name exists on the network. Go to System in Control Panel to change the computer name and try again. or You were not connected because a duplicate name exists on the network. If joining a domain, go to System in Control Panel to change...

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Exchange Mailbox Move Error”Property expression isn’t valid”
Nov17

Exchange Mailbox Move Error”Property expression isn’t valid”

KB ID 0000238  Problem Seen when attempting to move a mailbox. Error: Property expression “username” isn’t valid. Valid values are: Strings that include ‘@’ where ‘@’ cannot be the last character During the move. When the move process has finished. Note: If your error says “Property expression “username” isn’t valid. Valid values are: Strings formed with characters from...

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Exchange 2010 Mailbox Move Error “Property expression isn’t valid”
Nov17

Exchange 2010 Mailbox Move Error “Property expression isn’t valid”

KB ID 0000430  Problem Seen while trying to execute a move mailbox move. Error: Property expression “username” isn’t valid. Valid values are: Strings formed with characters from A to Z (uppercase or lowercase), digits from 0 to 9, !, #, $, %, &, ‘, *, +, -, /, =, ?, ^, _, `, {, |, } or ~. One or more periods may be embedded in an alias, but each period should be preceded and followed by at least one of the...

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Update Global Address List Error “WARNING: The recipient “xxxxxMicrosoft Exchange System Objects/xxxxx” is invalid and couldn’t be updated

KB ID 0000516  Problem Seen when manually trying to update the Global Address List, with the following powershell command: Update-GlobalAddressList -identity ‘Default Global Address List’ Error: WARNING: The recipient “{your domain name}/Microsoft Exchange System Objects/{A Public Folder Name}” is invalid and couldn’t be updated. or Error: WARNING: The recipient “{your domain name}/Microsoft...

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