Thank you for posting here.
According to your description, I understand that:
You receive the error after install the Vista client upgrade patch.
If I have misunderstood the problem, please don't hesitate to let me know.
It is reported that the improper permissions are placed on the "C:\Program
Files\Microsoft Windows Small Business Server\clientsetup\clients\setup"
folder due to some failed update installations.
To indentify whether this is the root cause, you may try to removing the
"READ ONLY" attribute from the top level folder "C:\Program Files\Microsoft
Windows Small Business Server" to check how it works.
If you have any questions or concerns, please do not hesitate to let me
Microsoft Online Newsgroup Support
Please post your SBS 2008 related questions to the SBS newsgroup on Connect
Please post your EBS related questions to the EBS newsgroup on Connect
If you want to use a newsreader other than a web forum to access these
please refer to the following blog to apply NNTP password and configure a
When responding to posts, please "Reply to Group" via your newsreader so
that others may learn and benefit from your issue.
This posting is provided "AS IS" with no warranties, and confers no rights.