Have to admit, glad you are having the same problem, thought it was just me. We do you go when you have a problem with adsense, Digital point.
yes 1254 impressions --- > 0 clicks ... also my adwords stats are also not updating .... showing same since 4 to 5 hours... God Knows whats the problem
still the same problem ... My adwords is also behaving crazy ... even there no clicks are counted ... see full details : http://forums.digitalpoint.com/showthread.php?t=1106130
Whew, what a relief to see this thread and know that it is a global issue. And to think this happened while I was trying some things out!