Description of problem: When editing an existing service dialog with Date/Time control, I receive an undefined method error. Same error appears when I try to create a new service dialog with Date/Time control. Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1. Go to Automate/Customization/Service Dialogs 2. Try to edit a dialog with a Date/Time control present OR 3. Try to create a dialog with Date/Time control Actual results: [NoMethodError] undefined method `read_only' for #<DialogFieldTextBox:0x007f81db80c7a8> Expected results: Dialog editor should be displayed! Additional info: