Index: mttroot/mtt/lib/control/PPP/ppp_lin_run.m
==================================================================
--- mttroot/mtt/lib/control/PPP/ppp_lin_run.m
+++ mttroot/mtt/lib/control/PPP/ppp_lin_run.m
@@ -262,16 +262,18 @@
   for j=1:p_c.Iterations
     for k=1:I
       tim=time;			# Timing
       i++;
       if Simulate		# Exact simulation 
+	X = x;			# Current state
 	t_sim = [1:p_c.N]*dt;	# Simulation time points
 	[yi,ui,xsi] = ppp_ystar(A,B,C,D,x,p_c.A_u,U,t_sim); # Simulate
 	x = xsi(:,p_c.N);	# Current state (for next time)
 	ti  = [(i-1)*p_c.N:i*p_c.N-1]*dt; 
 	y_i = yi(1);	# Current output
 	t_i = ti(1);
+	##X = xsi(:,1);
       else			# The real thing
 	if strcmp(p_o.method, "remote")
 	  [t_i,y_i,X] = ppp_put_get_X(U); # Remote-state interface
 	  u_i = X(3);		# Integrated control is third state
 	else