LED 4.0.4 Issues

[#1]

I got an issue with LED? Since upgrade to 4.0.4 my LED not blink for all notifications  (WhatsApp, SMS, Missed Calls, Facebook) when screen off.

[#2]

Yes, it is a known issue. Same with my neo V. Try writing to Xperia support. I have as well.

[Johan]

This problem has been passed on to developers.