diff -rupN limesurvey-orig/admin/install/create-postgres.sql limesurvey/admin/install/create-postgres.sql
--- limesurvey-orig/admin/install/create-postgres.sql	2012-01-10 15:28:22.000000000 -0500
+++ limesurvey/admin/install/create-postgres.sql	2012-01-27 16:33:53.499296593 -0500
@@ -71,7 +71,7 @@ CREATE TABLE prefix_defaultvalues (
 --
 
 CREATE TABLE prefix_expression_errors (
-  id integer NOT NULL AUTO_INCREMENT,
+  id SERIAL,
   errortime varchar(50) DEFAULT NULL,
   sid integer DEFAULT NULL,
   gid integer DEFAULT NULL,
@@ -95,7 +95,7 @@ CREATE TABLE prefix_groups (
     group_order integer DEFAULT 0 NOT NULL,
     description text,
     "language" character varying(20) DEFAULT 'en'::character varying NOT NULL,
-    randomization_group varying(20) DEFAULT ''::character varying NOT NULL,
+    randomization_group character varying(20) DEFAULT ''::character varying NOT NULL,
     grelevance text DEFAULT NULL,
     CONSTRAINT prefix_groups_pkey PRIMARY KEY (gid, "language")
 );
@@ -419,8 +419,7 @@ CREATE TABLE prefix_users (
     templateeditormode character(7) DEFAULT 'default'::bpchar,
     questionselectormode character(7) DEFAULT 'default'::bpchar,
 	one_time_pw bytea,
-    "dateformat" integer DEFAULT 1 NOT NULL,
-    participant_panel integer NOT NULL DEFAULT '0'
+    "dateformat" integer DEFAULT 1 NOT NULL
 );