applying policy to a virtual server LTM 11.4

i am trying to apply policy to a virtual server in LTM 11.4 and i got error which i cannot understand what i am missing the error:

 

Jan 22 16:10:55 F5-VE-BiG-Data err mcpd[5356]: 010716d9:3: Virtual server /Common/DMZ_SCADA requires a profile of type classification for ltm policy /Common/DMZ_Policy.

 

i have created virtual server TCP and http profile with auth SNAT and it has default pool and i am trying to add also policy which cause forwarding to the pool upon specific URL`s regex