--- a/common/errorcodes.h	Tue Mar 25 09:22:55 2014 +0100
+++ b/common/errorcodes.h	Tue Mar 25 09:23:47 2014 +0100
@@ -1,6 +1,8 @@
 #ifndef ERRORCODES_H
 #define ERRORCODES_H
 
+/* No error */
+#define NO_ERROR 0
 /* No begin certificate / end certificate could be found */
 #define ERR_INVALID_INPUT_NO_LIST 2
 /* Too much input for the installer process */
@@ -20,12 +22,14 @@
 
 /***********************************************************************
  * mozilla specific errors and warnings
- * errors range from 0x4D01 to 0x4DFF
- * warnings from 0x4F01 to 0x4F80
+ * errors range from 0x0081 to 0x08F
+ * warnings from 0x0091 to 0x0098
  * Warnings might be ORed together ...
  */
 
 /* Warning: Failed to read profile.ini */
-#define WARN_MOZ_FAILED_TO_OPEN_INI 0x4F01
+#define WARN_MOZ_FAILED_TO_OPEN_INI 0x0091
+/* Warning: Some profile paths from profile.ini don't exist */
+#define WARN_MOZ_PROFILE_DOES_NOT_EXIST 0x0092
 
 #endif