Upgrade MOSS 2007 Standard to Enterprise Edition

Upgrade MOSS 2007 Standard to Enterprise Edition ******************************************************
Moss 2007 being a paid product (Unlike it’s predecessors WSS 2.0 & WSS 3.0) is available in two editions
1. Enterprise Edition
2. Standard Edition

Upgrading Moss 2007 Standard Edition to Enterprise Edition is as easy as making 2 minutes Maggie noodles .Upgrade a SharePoint install from the Standard edition to Enterprise: just change the license key!!! Wonderful !! Thatzz it..
Change the License Type

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Go to Central Administration ==> Operations ==> Select Convert license type ==> Enter the license key for the Enterprise Edition

Enable Enterprise Features

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==> Go to Central Administration ==> Operations ==> Enable Enterprise Features ==> Choose Enterprise and click Ok.

Enable Enterprise Features (Existing Sites)

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Go to Central Administration ==> Operations ==> Enable Enterprise Features on Existing Sites Check the box and click Ok.

P.S. - (Once you upgrade, you can’t downgrade to Standard again)

B2B upgrade fails with error Upgrade object too new in upgrade.log

MOSS 2007 upgrade fails Upgrade object too new in upgrade.log after B2B upgrade
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Problem Description
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[SPManager] [INFO] [2/17/2009 8:04:29 PM]: Resetting the status of PersistedUpgradableObject: SharedDatabase Name=KNETSSP_DB Parent=SPDatabaseServiceInstance to Online.[SPManager] [INFO] [2/17/2009 8:04:29 PM]: Finished upgrading SharedDatabase Name=KNETSSP_DB Parent=SPDatabaseServiceInstance.[SPManager] [INFO] [2/17/2009 8:04:29 PM]: Preparing to upgrade PersistedUpgradableObject: SearchSharedDatabase Name=KNETSSP_Search_DB Parent=SPDatabaseServiceInstance. This object's current status is Online.[SharedSearchDatabaseSequence] [ERROR] [2/17/2009 8:04:29 PM]: Upgrade object too new (build version = 12.0.6219.1000, schema version = 12.0.0.0). Current server (build version = 12.0.4518.1016, schema version = 12.0.0.0).[SPManager] [ERROR] [2/17/2009 8:04:29 PM]: CanUpgrade [SearchSharedDatabase Name=KNETSSP_Search_DB Parent=SPDatabaseServiceInstance] failed.[SPManager] [ERROR] [2/17/2009 8:04:29 PM]: The specified SearchSharedDatabase Name=KNETSSP_Search_DB Parent=SPDatabaseServiceInstance has been upgraded to a newer version of SharePoint. Please upgrade this SharePoint application server before attempting to access this object.[SPManager] [ERROR] [2/17/2009 8:04:29 PM]: at Microsoft.SharePoint.Upgrade.SPSequence.get_CanUpgrade()at Microsoft.SharePoint.Upgrade.SPManager.CanUpgrade(Object o)[SPManager] [ERROR] [2/17/2009 8:04:29 PM]: ReflexiveCanUpgrade [SearchSharedDatabase Name=KNETSSP_Search_DB Parent=SPDatabaseServiceInstance] failed.[SPManager] [ERROR] [2/17/2009 8:04:29 PM]: The specified SearchSharedDatabase Name=KNETSSP_Search_DB Parent=SPDatabaseServiceInstance has been upgraded to a newer version of SharePoint. Please upgrade this SharePoint application server before attempting to access this object.[SPManager] [ERROR] [2/17/2009 8:04:29 PM]: at Microsoft.SharePoint.Upgrade.SPSequence.get_CanUpgrade()at Microsoft.SharePoint.Upgrade.SPManager.CanUpgrade(Object o)at Microsoft.SharePoint.Administration.SPPersistedUpgradableObject.get_CanUpgrade()at Microsoft.SharePoint.Upgrade.SPManager.ReflexiveCanUpgrade(Object o)at Microsoft.SharePoint.Upgrade.SPManager.Upgrade(Object o, Boolean bRecurse)
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It will be a bad value, probably RTM listed in HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Office Server\12.0\BuildVersionPer this line in upgrade log:Upgrade object too new (build version = 12.0.6219.1000, schema version = 12.0.0.0). Current server (build version = 12.0.4518.1016, We changed the value from 12.0.4518.1016 to 12.0.6219.1000, and this allowed the upgrade to move past this error.