Index: trunk/ppStack/src/ppStackLoop.c
===================================================================
--- trunk/ppStack/src/ppStackLoop.c	(revision 27427)
+++ trunk/ppStack/src/ppStackLoop.c	(revision 28182)
@@ -91,4 +91,9 @@
     ppStackMemDump("convolve");
 
+    if (options->quality) {
+        // Can't do anything else
+        return true;
+    }
+
     // Ensure sufficient inputs
     {
@@ -97,6 +102,9 @@
         bool safe = psMetadataLookupBool(NULL, recipe, "SAFE"); // Be safe when combining
         if (safe && numGood <= 1) {
-            psError(PPSTACK_ERR_REJECTED, true, "Insufficient inputs for combination with safety on");
-            return false;
+            options->quality = PPSTACK_ERR_REJECTED;
+            psErrorStackPrint(stderr, "Insufficient inputs for combination with safety on");
+            psErrorClear();
+            psWarning("Insufficient inputs for combination with safety on");
+            return true;
         }
     }
@@ -147,6 +155,9 @@
         int numGood = stackSummary(options, "final combination");
         if (numGood <= 0) {
-            psError(PPSTACK_ERR_REJECTED, true, "Insufficient inputs for combination");
-            return false;
+            options->quality = PPSTACK_ERR_REJECTED;
+            psErrorStackPrint(stderr, "Insufficient inputs survived rejection stage");
+            psErrorClear();
+            psWarning("Insufficient inputs survived rejection stage");
+            return true;
         }
     }