The sequence in which dynpros are processed whose flow is determined by the
next dynpro for each dynpro in the sequence. The first dynpro in a dynpro sequence is the
initial dynpro. Dynpro sequences are called using
CALL SCREEN. A dynpro sequence always part of a single
popup level and is executed in a single
GUI window. A dynpro sequence is ended when the next dynpro with the
dynpro number 0 is called.