InfoPath Dev

Hi Qazi, thanks for your response  Well I try again, I have 2 multi selection list box 1 called "Subject" 2 "Journal" where both retrieves data from secondary source In Subject i have 3 values Adhesives, Biomaterials, Management and each value has its output on the 2 multi selection listbox ...

My form looks like this: sorry I can't paste my picturesI have two multi selection list boxes the first list is where a user chose a subject And in the second list display a list for each subject as you can see  Subject: Adhesives has 3 values (output)Biomaterials has 10 values (output) When I click on submit button in my ...

Hello Hilary and thanks for your quick response too. Yes that's correct conditional formatting on the control, it isn't being disabled when the fields are blank. All the controls are bound to each fields, it's working only if I select "field1 is blank or" and so on and I can only have 5 ...

Hello Qazi  Thanks for your quick response, the problem is you can only have 5 condition format in your example 

Hi, Here is the scenario when i try to create a conditional formating to disable my submit button if some of the fields are not filled out, it want work can someone help please. Here are my expression on the conditional format:   (my:field1 = "") or (my:field2 = "")or (my:field3 = "") or ...