diff --git a/manifest b/manifest
index 3dc4d1142a..c52289efd7 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Fix\sthe\sopen\sfile\scounter\son\swindows.\s(CVS\s4382)
-D 2007-09-03T17:09:03
+C Remove\san\sunreachable\scase\sfrom\sxferOptimization().\sAlso\sother\sminor\stest\scoverage\simprovements.\s(CVS\s4383)
+D 2007-09-03T17:30:07
 F Makefile.in f3460f3363dd568c950a62f93e97eb19f6d069d8
 F Makefile.linux-gcc 65241babba6faf1152bf86574477baab19190499
 F README 9c4e2d6706bdcc3efdd773ce752a8cdab4f90028
@@ -94,7 +94,7 @@ F src/expr.c 7853a8161ec0b0fce62fc8da921db557899f1ec1
 F src/func.c 9d88141c4cffb3a04719e5a0fda65cde34bfa1e5
 F src/hash.c 06c69a3a038b713c43353c79023372bcfe7f5180
 F src/hash.h 3ad3da76bfb954978d227bf495568b0e6da2c19e
-F src/insert.c b11e5ca0d68bf2a7a56f47a052a0ee67dd4e2f89
+F src/insert.c df9712e1f67201573a9677d3a2fe401d52d84dda
 F src/journal.c a45147d798f4d8dbdeed200ca7f740579bd8591b
 F src/legacy.c 4ac53191fad2e3c4d59bde1228879b2dc5a96d66
 F src/limits.h 71ab25f17e35e0a9f3f6f234b8ed49cc56731d35
@@ -136,7 +136,7 @@ F src/sqliteInt.h bb126b074352ef0ee20399883172161baf5eead2
 F src/sqliteLimit.h 1bcbbdfa856f8b71b561abb31edb864b0eca1d12
 F src/table.c 1aeb9eab57b4235db86fe15a35dec76fb445a9c4
 F src/tclsqlite.c 8c970b4cdc615dfc0726abb470a06d285ed336fb
-F src/test1.c 1b0b076c8fa8d6c88b6a36d3644d4c6ad956a712
+F src/test1.c 738f9b4ab808dcfec1516ef699c416e3f4f1d119
 F src/test2.c 77b34303883b9d722c65a6879bb0163a400e3789
 F src/test3.c 63e49781476f95e6167b441bf98b93392938a850
 F src/test4.c c2c0f5dc907f1346f5d4b65eb5799f11eb9e4071
@@ -322,7 +322,7 @@ F test/index3.test f66718cd92ce1216819d47e6a156755e4b2c4ca1
 F test/insert.test aef273dd1cee84cc92407469e6bd1b3cdcb76908
 F test/insert2.test 5a20e1ace5fa0800b58d28284212290189b49aed
 F test/insert3.test 72ea6056811fd234f80d923f977c196089947381
-F test/insert4.test 1e27f0a3e5670d5f03c1636f699aa44270945bca
+F test/insert4.test 9b10c6231e04241f527f44b454bf3507e7033d16
 F test/interrupt.test 81555fb0f8179bb2d0dc7151fd75428223f93cf2
 F test/intpkey.test af4fd826c4784ec5c93b444de07adea0254d0d30
 F test/io.test 9aad06bbcd178f3c0ad6380c1f89df1edecefd6f
@@ -412,7 +412,7 @@ F test/sort.test 0e4456e729e5a92a625907c63dcdedfbe72c5dc5
 F test/speed1.test 22e1b27af0683ed44dcd2f93ed817a9c3e65084a
 F test/speed2.test 53177056baf6556dcbdcf032bbdfc41c1aa74ded
 F test/speed3.test 55e039b34d505aa442cee415f83c451ae28b3123
-F test/sqllimits1.test 4522961cee7038c4147fdac65e818c2a11c798b3
+F test/sqllimits1.test a86428dde21fbd918422b8ab61659a4215c0d124
 F test/subquery.test ae324ee928c5fb463a3ce08a8860d6e7f1ca5797
 F test/subselect.test 974e87f8fc91c5f00dd565316d396a5a6c3106c4
 F test/substr.test 9f26cfca74397b26ab217fb838c3d0549eb4bcf3
@@ -569,7 +569,7 @@ F www/tclsqlite.tcl 8be95ee6dba05eabcd27a9d91331c803f2ce2130
 F www/vdbe.tcl 87a31ace769f20d3627a64fa1fade7fed47b90d0
 F www/version3.tcl 890248cf7b70e60c383b0e84d77d5132b3ead42b
 F www/whentouse.tcl fc46eae081251c3c181bd79c5faef8195d7991a5
-P 1be70015e24f715a4276f253d2e0c0eec44650ee
-R f39bacaaf8a4bd80c3fcaaeb07d44f18
-U drh
-Z 88317a5f744f86fb2f40c61a6535923b
+P 40cf0c177635c087b7695a8c4c3b37da57f74425
+R f6b05a8d392e762308a90982daa6a0ca
+U danielk1977
+Z 917ba269c58ddec092c1b31420c06b88
diff --git a/manifest.uuid b/manifest.uuid
index 41469d2124..82b22d12de 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-40cf0c177635c087b7695a8c4c3b37da57f74425
\ No newline at end of file
+75af7189c0ed1b24a32cff6960af7f17326cbc17
\ No newline at end of file
diff --git a/src/insert.c b/src/insert.c
index 4d03326ee5..9d68c9539a 100644
--- a/src/insert.c
+++ b/src/insert.c
@@ -12,7 +12,7 @@
 ** This file contains C code routines that are called by the parser
 ** to handle INSERT statements in SQLite.
 **
-** $Id: insert.c,v 1.191 2007/08/29 13:45:59 drh Exp $
+** $Id: insert.c,v 1.192 2007/09/03 17:30:07 danielk1977 Exp $
 */
 #include "sqliteInt.h"
 
@@ -1418,9 +1418,7 @@ static int xferOptimization(
   if( onError!=OE_Abort && onError!=OE_Rollback ){
     return 0;   /* Cannot do OR REPLACE or OR IGNORE or OR FAIL */
   }
-  if( pSelect->pSrc==0 ){
-    return 0;   /* SELECT must have a FROM clause */
-  }
+  assert(pSelect->pSrc);   /* allocated even if there is no FROM clause */
   if( pSelect->pSrc->nSrc!=1 ){
     return 0;   /* FROM clause must have exactly one term */
   }
diff --git a/src/test1.c b/src/test1.c
index 2963b45203..395001865b 100644
--- a/src/test1.c
+++ b/src/test1.c
@@ -13,7 +13,7 @@
 ** is not included in the SQLite library.  It is used for automated
 ** testing of the SQLite library.
 **
-** $Id: test1.c,v 1.276 2007/09/03 17:02:50 drh Exp $
+** $Id: test1.c,v 1.277 2007/09/03 17:30:07 danielk1977 Exp $
 */
 #include "sqliteInt.h"
 #include "tcl.h"
@@ -144,6 +144,7 @@ const char *sqlite3TestErrorName(int rc){
     case SQLITE_ROW:        zName = "SQLITE_ROW";         break;
     case SQLITE_DONE:       zName = "SQLITE_DONE";        break;
     case SQLITE_NOTADB:     zName = "SQLITE_NOTADB";      break;
+    case SQLITE_TOOBIG:     zName = "SQLITE_TOOBIG";      break;
     default:                zName = "SQLITE_Unknown";     break;
   }
   return zName;
diff --git a/test/insert4.test b/test/insert4.test
index 68d290f88d..3768f3ca32 100644
--- a/test/insert4.test
+++ b/test/insert4.test
@@ -11,7 +11,7 @@
 # This file implements regression tests for SQLite library.  The
 # focus of this file is testing the INSERT transfer optimization.
 #
-# $Id: insert4.test,v 1.5 2007/04/12 21:25:02 drh Exp $
+# $Id: insert4.test,v 1.6 2007/09/03 17:30:07 danielk1977 Exp $
 
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
@@ -29,6 +29,7 @@ proc xferopt_test {testname N} {
 # Create tables used for testing.
 #
 execsql {
+  PRAGMA legacy_file_format = 0;
   CREATE TABLE t1(a int, b int, check(b>a));
   CREATE TABLE t2(x int, y int);
   CREATE VIEW v2 AS SELECT y, x FROM t2;
@@ -226,7 +227,6 @@ xfer_check insert4-3.22 1 {1 9} \
     {a int, b int} \
     {x integer, b int}
 
-
 # Ticket #2291.
 #
 do_test insert4-4.1 {
@@ -239,4 +239,29 @@ do_test insert4-4.1 {
   }
 } {}
 
+# Check some error conditions:
+#
+do_test insert4-5.1 {
+  # Table does not exist.
+  catchsql { INSERT INTO t2 SELECT * FROM nosuchtable }
+} {1 {no such table: nosuchtable}}
+do_test insert4-5.2 {
+  # Number of columns does not match.
+  catchsql { 
+    CREATE TABLE t5(a, b, c);
+    INSERT INTO t4 SELECT * FROM t5;
+  }
+} {1 {table t4 has 2 columns but 3 values were supplied}}
+
+do_test insert4-6.1 {
+  execsql {
+    CREATE INDEX t2_i2 ON t2(x, y COLLATE nocase); 
+    CREATE INDEX t2_i1 ON t2(x ASC, y DESC);
+    CREATE INDEX t3_i1 ON t3(a, b);
+    INSERT INTO t2 SELECT * FROM t3;
+  }
+} {}
+
+
+
 finish_test
diff --git a/test/sqllimits1.test b/test/sqllimits1.test
index bfa6fdc0a9..2a6a0831ab 100644
--- a/test/sqllimits1.test
+++ b/test/sqllimits1.test
@@ -12,7 +12,7 @@
 # This file contains tests to verify that the limits defined in
 # sqlite source file limits.h are enforced.
 #
-# $Id: sqllimits1.test,v 1.15 2007/09/01 18:24:55 danielk1977 Exp $
+# $Id: sqllimits1.test,v 1.16 2007/09/03 17:30:07 danielk1977 Exp $
 
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
@@ -117,6 +117,17 @@ do_test sqllimits-1.13 {
   catchsql { SELECT hex($::str1) }
 } {1 {string or blob too big}}
 
+do_test sqllimits-1.14.1 {
+  set ::STMT [sqlite3_prepare $::DB "SELECT ?" -1 TAIL]
+  sqlite3_bind_zeroblob $::STMT 1 [expr {$SQLITE_MAX_LENGTH + 1}]
+} {}
+do_test sqllimits-1.14.2 {
+  sqlite3_step $::STMT 
+} {SQLITE_ERROR}
+do_test sqllimits-1.14.3 {
+  sqlite3_finalize $::STMT 
+} {SQLITE_TOOBIG}
+
 #--------------------------------------------------------------------
 # Test cases sqllimits-2.* test that the SQLITE_MAX_SQL_LENGTH limit
 # is enforced.