Index: branches/5.3.x/core/install/upgrades.sql
===================================================================
diff -u -N -r15938 -r15944
--- branches/5.3.x/core/install/upgrades.sql	(.../upgrades.sql)	(revision 15938)
+++ branches/5.3.x/core/install/upgrades.sql	(.../upgrades.sql)	(revision 15944)
@@ -2955,3 +2955,7 @@
 	ADD ItemId INT(11) DEFAULT NULL;
 
 DELETE FROM UserPersistentSessionData WHERE VariableName = 'email-log[Default]columns_.';
+
+ALTER TABLE EmailLog
+	ADD Status TINYINT NOT NULL DEFAULT '1' AFTER TextBody,
+	ADD ErrorMessage VARCHAR(255) NOT NULL DEFAULT '' AFTER Status;