Index: trunk/ppTranslate/src/ppMopsMerge.c
===================================================================
--- trunk/ppTranslate/src/ppMopsMerge.c	(revision 30532)
+++ trunk/ppTranslate/src/ppMopsMerge.c	(revision 30629)
@@ -165,5 +165,5 @@
     if (num == 0) {
     	//All detections were NULL?!
-	psTrace("ppMops.merge", 3, "All %d detections were NULL\n", detections->n);
+	psTrace("ppMops.merge", 3, "All %ld detections were NULL\n", detections->n);
     	return NULL;
     }