the problem was in corrupted card, reinstalled to new raspbian image and had no problems booting.
Thank you for help

If you have another computer that you can connect the SD card to you can check if it's been corrupted. Gparted is easy to use and has managed to solve it sometimes when it's happened for me (partition/check) - if it's not able to fix it or can't find the partitions, re-image the SD card, and if it ...

Hi All, My rpi stoped booting recently with no obvious reson. I have a headless setup so my options are rather limited. As I understand the main indicator of problems is the OK LED on board, so right after I power the board it lights up for about a second and then goes off, a few seconds later OK LE...