After all the hmpphhffs and ooooh lala’s surrounding the launch of the Windows 7 RC, here’s news of some initial hiccups with it. Apparently, it does create a fuss sometimes about what folder an application is installed into. Here’s what Microsoft has to say:

In the English version of Windows 7 Release Candidate (build 7100) 32-bit Ultimate, the folder that is created as the root folder of the system drive (%SystemDrive%) is missing entries in its security descriptor. One effect of this problem is that standard users such as non-administrators cannot perform all operations to subfolders that are created directly under the root. Therefore, applications that reference folders under the root may not install successfully or may not uninstall successfully. Additionally, operations or applications that reference these folders may fail.

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