Index: /trunk/magic/remove/src/streaksio.c
===================================================================
--- /trunk/magic/remove/src/streaksio.c	(revision 24727)
+++ /trunk/magic/remove/src/streaksio.c	(revision 24728)
@@ -66,9 +66,12 @@
     // if we are passed a mask it is camera stage mask and we also
     // need to destreak the chip level mask file as well
+    // If it doesn't exist, we didn't have a camera mask
     if (remove && sf->inMask && (stage == IPP_STAGE_CHIP)) {
-        sf->inChMask = sFileOpen(config, stage, "INPUT.CHMASK", NULL, true);
-        inputBasename = basename(sf->inChMask->name);
-        sf->outChMask = sFileOpen(config, stage, "OUTPUT", inputBasename, true);
-        sf->recChMask = sFileOpen(config, stage, "RECOVERY", inputBasename, false);
+        sf->inChMask = sFileOpen(config, stage, "INPUT.CHMASK", NULL, false);
+        if (sf->inChMask) {
+            inputBasename = basename(sf->inChMask->name);
+            sf->outChMask = sFileOpen(config, stage, "OUTPUT", inputBasename, true);
+            sf->recChMask = sFileOpen(config, stage, "RECOVERY", inputBasename, false);
+        }
     }