xcode 3.2.3 installation failed on Mac 10.6.3

Question

First I have install Mac 10.6.3 on my system now I want to install xcode 3.2.3 .But I get error as "An unknown installation error occured. The installer encountered an error that caused installation to failed."
Please Help me with this issue.

Answer 1

change your system date to 1/1/2012.

then try to install... it works for me

Answer 2

Look at this thread:

Either make a new Admin user & try that account, or Software Update...