EtherCard.h + ENC28J60: no callback if browseUrl use

Hi, I'm using mega2560 + nrf24 + enc eth module with EtherCard
The trouble is, when i use standard exmpl "webclient" - everything is ok, but when i include it in prj, after browseUrl there is no callback..
Could u plz help me. thx.

code: Enc - Pastebin.com