Index: /trunk/ppStack/src/ppStackLoop.c
===================================================================
--- /trunk/ppStack/src/ppStackLoop.c	(revision 20436)
+++ /trunk/ppStack/src/ppStackLoop.c	(revision 20437)
@@ -843,5 +843,5 @@
         psFree(subRegions);
 
-        if (numRejected == num) {
+        if (numRejected >= num - 1) {
             psError(PS_ERR_UNKNOWN, true, "All inputs completely rejected; unable to proceed.");
             psFree(stack);