Wednesday, April 21, 2010

Registry Access from AddIn on 64bit Machine

Had a problem where an Office AddIn was trying to access a reg key. Worked fine on W2k3 but blew up on Win 7. Turned out to be a 64bit issue. The reg hive for HKLM on 64bit uses the following root for software HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node

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