I'd appreciate if somebody could help me to solve this mystery.
I've just bit-copied the root and usr partition to another machine with
So, both contain firefox-4.0.1-r1 and xulrunner-2.0.1-r1 .
On the original machine, firefox starts without any problems
while on the cloned machine it always reports
Could not find compatible GRE between version 18.104.22.168 and 22.214.171.124.