I have been using Test Complete only from a few weeks now and testing desktop application built on Delphi.
On creating on of the tests D.O.B needs to be entered through calender, though i have added checkpoint before selecting the calender that only if it is enabled then select calender but the tests fails and I am getting the error that the
It sounds like a timing issue. There is some sort of delay, I'm assuming, between clicking on the calendar and having that drop down window appear. You need to make sure that you use something like a WaitAliasChild to wait for the drop down or increase you Automatic Wait Timeout on your operation.
Why automate? I do automated testing because there's only so much a human being can do and remain healthy. Sleep is a requirement. So, while people sleep, automation that I create does what I've described above in order to make sure that nothing gets past the final defense of the testing group. I love good food, good books, good friends, and good fun.