Index: /trunk/psModules/src/camera/pmFPARead.c
===================================================================
--- /trunk/psModules/src/camera/pmFPARead.c	(revision 23826)
+++ /trunk/psModules/src/camera/pmFPARead.c	(revision 23827)
@@ -253,5 +253,5 @@
     int readdir = psMetadataLookupS32(&mdok, cell->concepts, "CELL.READDIR"); // Read direction
     if (!mdok || readdir == 0 || (readdir != 1 && readdir != 2)) {
-        psError(PS_ERR_IO, true, "CELL.READDIR is not set to -1 or +1.\n");
+        psError(PS_ERR_IO, true, "CELL.READDIR is not set to 1 or 2.\n");
         return false;
     }