Direct Analysis method using AISC 360-10

hi,

I am using Staad pro v8i SS 6, version 20.07.11.70

after analysing piperack staad file, i am getting below note message in output file for every load case and load combination defined using repeat load.

"** NOTE : MOMENT BALANCE DOES NOT CONSIDER SECONDARY EFFECTS OF P-DELTA OR DIRECT ANALYSIS"

Request you to provide the soultion for above problem.

Regards,

Prash