Index: /trunk/ppSub/src/ppSubReadout.c
===================================================================
--- /trunk/ppSub/src/ppSubReadout.c	(revision 15422)
+++ /trunk/ppSub/src/ppSubReadout.c	(revision 15423)
@@ -160,12 +160,9 @@
     } else {
         if (!pmAstromReadWCS(outFPA, outCell->parent, refHDU->header, 1.0)) {
-            psError(PS_ERR_UNKNOWN, false, "Unable to read WCS astrometry from reference FPA.");
-            psFree(outRO);
-            return false;
-        }
-        if (!pmAstromWriteWCS(outHDU->header, outFPA, outCell->parent, WCS_TOLERANCE)) {
-            psError(PS_ERR_UNKNOWN, false, "Unable to write WCS astrometry to output FPA.");
-            psFree(outRO);
-            return false;
+            psWarning("Unable to read WCS astrometry from reference FPA.");
+            psErrorClear();
+        } else if (!pmAstromWriteWCS(outHDU->header, outFPA, outCell->parent, WCS_TOLERANCE)) {
+            psWarning("Unable to write WCS astrometry to output FPA.");
+            psErrorClear();
         }
     }