Index: win_installer/updater/src/sql/removeConfigs.sql
===================================================================
diff -u -r4da5c6b27490d8e693ef427a93e15a61998f1dd4 -r5758bb0413c6074c8630e31e7555b1417c0914b6
--- win_installer/updater/src/sql/removeConfigs.sql	(.../removeConfigs.sql)	(revision 4da5c6b27490d8e693ef427a93e15a61998f1dd4)
+++ win_installer/updater/src/sql/removeConfigs.sql	(.../removeConfigs.sql)	(revision 5758bb0413c6074c8630e31e7555b1417c0914b6)
@@ -12,3 +12,7 @@
 -- From 2.2 onwards. Ensure spreadsheet is set to disabled
 update lams_learning_library set valid_flag=0 where title="SpreadSheet";
 
+-- From 2.2 onwards. Remove lams_qtz event entires
+delete from lams_qtz_SIMPLE_TRIGGERS;
+delete from lams_qtz_TRIGGERS;
+delete from lams_qtz_JOB_DETAILS;