--- ptraj.c	2010-03-30 23:05:16.000000000 -0400
+++ ptraj.c	2010-04-16 17:18:54.147012600 -0400
@@ -7398,6 +7398,8 @@
     if (action->type != TRANSFORM_NOOP &&
 	action->type != TRANSFORM_TRANSFORM) {
 
+      // Update maxFrames of each action with # sets actually processed
+      action->state->maxFrames = processed;
       for (i=0; i<6; i++)
 	boxnew[i] = box[i];
       action->fxn(action, X, Y, Z, boxnew, PTRAJ_PRINT);