Yet more info:

If I keep clicking the green Run arrow once the debugger suspends as below, it keeps suspending with similar, but more, messages as shown below. After 4 times it finally makes it to main() and halts (as it should). In the variables window there are the following errors:

typeinfo for QObject <mi_cmd_var_create: unable to create varaible object>
typeinfo name for QObject <mi_cmd_var_create: unable to create varaible object>
typeinfo for AddressBook <mi_cmd_var_create: unable to create varaible object>
typeinfo name for AddressBook <mi_cmd_var_create: unable to create varaible object>
typeinfo for QWidget <mi_cmd_var_create: unable to create varaible object>
typeinfo name for QWidget <mi_cmd_var_create: unable to create varaible object>
typeinfo for QPaintDevice <mi_cmd_var_create: unable to create varaible object>
typeinfo name for QPaintDevice <mi_cmd_var_create: unable to create varaible object>

Thanks, Doug