Index: trunk/admin/install.php
===================================================================
diff -u -r259 -r271
--- trunk/admin/install.php	(.../install.php)	(revision 259)
+++ trunk/admin/install.php	(.../install.php)	(revision 271)
@@ -1382,8 +1382,8 @@
     $ado = inst_GetADODBConnection();
   	$PhraseTable = GetTablePrefix()."ImportPhrases";
   	$EventTable = GetTablePrefix()."ImportEvents";    
-	$ado->Execute("DROP TABLE $PhraseTable");
-	$ado->Execute("DROP TABLE $EventTable");
+	$ado->Execute("DROP TABLE IF EXISTS $PhraseTable");
+	$ado->Execute("DROP TABLE IF EXISTS $EventTable");
     
 	$Id = $_POST["lang"];