Index: /trunk/pois/src/poisReadStamps.c
===================================================================
--- /trunk/pois/src/poisReadStamps.c	(revision 4643)
+++ /trunk/pois/src/poisReadStamps.c	(revision 4644)
@@ -43,5 +43,5 @@
 		    xPixel = (int)(x - 0.5);
 		    yPixel = (int)(y - 0.5);
-		} while (! result == 2 && lineBack && poisCheckStamp(image, mask, xPixel, yPixel, config));
+		} while (result == 2 && lineBack && ! poisCheckStamp(image, mask, xPixel, yPixel, config));
 		if (result == 2 && lineBack) {
 		    stamp->x = xPixel;