Failed: ALTER TABLE {panels_pane} DROP PRIMARY KEY, panels module Update #6004

Hi, After update to the March 27th panels-6.x-3.x-dev.tar.gz, I get the following error after running the update.php:

* user warning: Incorrect table definition; there can be only one auto column and it must be defined as a key query: update_sql /* mb4l : update_sql */ ALTER TABLE m6_panels_pane DROP PRIMARY KEY in /includes/database.mysql-common.inc on line 386.
* user warning: Multiple primary key defined query: update_sql /* mb4l : update_sql */ ALTER TABLE m6_panels_pane CHANGE pid `pid` INT NOT NULL auto_increment, ADD PRIMARY KEY (pid) in /includes/database.mysql-common.inc on line 520.
* user warning: Incorrect table definition; there can be only one auto column and it must be defined as a key query: update_sql /* mb4l : update_sql */ ALTER TABLE m6_panels_display DROP PRIMARY KEY in /includes/database.mysql-common.inc on line 386.
* user warning: Multiple primary key defined query: update_sql /* mb4l : update_sql */ ALTER TABLE m6_panels_display CHANGE did `did` INT NOT NULL auto_increment, ADD PRIMARY KEY (did) in /includes/database.mysql-common.inc on line 520.

panels module
Update #6004

* Failed: ALTER TABLE {panels_pane} DROP PRIMARY KEY
* Failed: ALTER TABLE {panels_pane} CHANGE pid `pid` INT NOT NULL auto_increment, ADD PRIMARY KEY (pid)
* Failed: ALTER TABLE {panels_display} DROP PRIMARY KEY
* Failed: ALTER TABLE {panels_display} CHANGE did `did` INT NOT NULL auto_increment, ADD PRIMARY KEY (did)
* ALTER TABLE {panels_pane} CHANGE access `access` LONGTEXT DEFAULT NULL
* ALTER TABLE {panels_pane} ADD `style` LONGTEXT DEFAULT NULL
* ALTER TABLE {panels_pane} ADD `css` LONGTEXT DEFAULT NULL
* ALTER TABLE {panels_pane} ADD `extras` LONGTEXT DEFAULT NULL
* DROP TABLE {panels_object_cache}