{Undefined function or variable 'rngczstr'.
Error in plotoi5 (line 5606)
  titlstr=strvcat(titlstr,rngczstr);
Error in poi5 (line 4482)
plotoi5  % time_dirn
Error in dopoi_om (line 447)
          beg='';  poi5;} 
MATLAB: management.cpp:671: find: Assertion `' failed.
MATLAB: management.cpp:671: find: Assertion `' failed.