Database update from 1.9 to 2.5 fails [#1705076]

Updating from 1.9 to 2.5 results in following from update.php

metatags_quick module

7004 - Change primary key to id field and add unique index on path and lang.

The following updates returned messages

metatags_quick module

Update #7004
Failed: DatabaseSchemaObjectExistsException: Cannot add unique key lang_path to table metatags_quick_path_based: unique key already exists. in DatabaseSchema_mysql->addUniqueKey() (line 417 of /home/sussexho/public_html/includes/database/mysql/schema.inc).

Comment	File	Size	Author
#2	1705076.patch	599 bytes	valthebald

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Comments

Comment #1

Marshall_Kennard CreditAttribution: Marshall_Kennard commented 30 July 2012 at 15:22

The installer is trying to create an index that has already been created when the table was built. Drop the lang_path index on the metatags_quick_path_based table and re-run update.php. This will bring the schema up-to-date (7004).