.-STOPSTmt-.   
>>-+----------+------------------------------------------------><
   '-NOSTOPSt-'   

STOPSTMT tells IDF to stop single-stepping for a STMTSTEP or STEP command if it reaches a location that is within a code section for which IDF Language extract data was not loaded. This is done in an attempt to avoid what otherwise appears to be a loop.

NOSTOPST tells IDF to continue single-stepping for a STMTSTEP or STEP command if it reaches a location that is not within a code section for which IDF Language extract data was loaded. For more details see Controlling single-stepping your program