If you are having a problem with creating or using a macro, the best place to get an answer is the Keyboard Maestro Forum.
For the best change to get a positive result, please post as much details as you can, including:
If you have created a macro, post it as well. It is very easy to post a macro to the forum by selecting the macro and then choosing Keyboard Maestro Forum from the Share menu at the top of the editor window.
If possible, include as simple a macro as you can construct that demonstrates the problem you are having.
For more information on using the Forum, see the Forum wiki page.
If your problem is about using Keyboard Maestro (as opposed to creating a macro to do something specific), contact support.