--- a/init20.gradle	Mon Apr 13 16:50:17 2015 +0100
+++ b/init20.gradle	Tue Apr 14 16:41:45 2015 +0100
@@ -291,6 +291,8 @@
                                 gradle.environmentDatabase.jdbc.password,
                                 driverName)
                         if (dropIt) {
+							logger.info "disconnecting sessions from $databaseName"
+							sql.execute "SELECT pg_terminate_backend(pg_stat_activity.pid) FROM pg_stat_activity WHERE pg_stat_activity.datname = '$databaseName';"
                             logger.info "dropping $databaseName (if exists) from $adminUrl"
                             sql.execute 'DROP DATABASE IF EXISTS "' + databaseName + '";'
                         }