I've had this problem too. I can install 1.4 and 1.6dev with no problem. Something is 1.5 is broke. If you can't get 1.5 working, maybe try 1.6dev. It seems to be stable thus far.
Here is my thread:
I've had this problem too. I can install 1.4 and 1.6dev with no problem. Something is 1.5 is broke. If you can't get 1.5 working, maybe try 1.6dev. It seems to be stable thus far.
Here is my thread: