Index: trunk/ppSub/src/ppSubArguments.c
===================================================================
--- trunk/ppSub/src/ppSubArguments.c	(revision 27080)
+++ trunk/ppSub/src/ppSubArguments.c	(revision 27143)
@@ -141,4 +141,8 @@
     if (data->statsName && strlen(data->statsName) > 0) {
         psString resolved = pmConfigConvertFilename(data->statsName, config, true, true); // Resolved filename
+        if (!resolved) {
+            psError(psErrorCodeLast(), false, "Unable to resolve statistics file: %s", data->statsName);
+            return false;
+        }
         data->statsFile = fopen(resolved, "w");
         if (!data->statsFile) {