ANSYS 13 problem
 

please help I have problem with ansys 13, I'm calculating a pump (centrilugal)

http://img339.imageshack.us/img339/497/75695600.jpghttp://img63.imageshack.us/img63/8876/pumpl.jpg

I have done this numeruos times in ANSYS 11, and 12 and the results are very good (2-3 % difference from test model) but I can't get the results in ANSYS 13 (CFX)
I like the meshing in 13 it's better then before but I can't get the results at the end when i tray turbo macro liquid pump performance I get error message

http://img64.imageshack.us/img64/2078/erroraw.jpg

please help, what could be the problem