Index: trunk/Ohana/src/opihi/cmd.data/matrix.c
===================================================================
--- trunk/Ohana/src/opihi/cmd.data/matrix.c	(revision 26891)
+++ trunk/Ohana/src/opihi/cmd.data/matrix.c	(revision 27435)
@@ -23,7 +23,7 @@
 
     if (bufB[0].matrix.Naxis[0] != bufC[0].matrix.Naxis[1]) {
-      gprint (GP_ERR, "size mis-match in matrices: (%d x %d) * (%d x %d)\n", 
-	      bufB[0].matrix.Naxis[0], bufB[0].matrix.Naxis[1], 
-	      bufC[0].matrix.Naxis[0], bufC[0].matrix.Naxis[1]);
+      gprint (GP_ERR, "size mis-match in matrices: (%lld x %lld) * (%lld x %lld)\n", 
+	      (long long) bufB[0].matrix.Naxis[0], (long long) bufB[0].matrix.Naxis[1], 
+	      (long long) bufC[0].matrix.Naxis[0], (long long) bufC[0].matrix.Naxis[1]);
       return (FALSE);
     }