unable to send a control to the combobox

[jibansha]

hello everyone

i am working on the window based application, and i am new to this autoit script,

my application use some user controls, like on one screen, there is one custom sontrols and in between there are four dropdown,

my query is ,i am not able to select the values in the first dropdown.

i used the command as:

ControlCommand("Reason for Assessment","","[CLASS:cntrlReasonForAssessment.cboReasonForAssessment]","ShowDropDown")

ControlCommand("Reason for Assessment","","[CLASS:cntrlReasonForAssessment.cboReasonForAssessment","Select","06. Significant Correction to Prior Quaterly assessment")

but nothing happen by using above

please helppppp!!!!!