If you have some strange problems with missing buttons or print problems, you might want to check your version of Adobe Reader or Acrobat.
The popular PDF software v10.1.2 has some notable problems.
Here is how to check your version. Go to Help and select About Adobe Acrobat 10 or About Adobe Reader 10 from the drop-down menu. A box will pop up and display the version of your Adobe program. If it shows v10.1.2, you may see some problems.