Migration 2.4.8-2 to 3.0.1 Error

Software Support
1

When I run the migration command
php tools / upgrade.php upgrade
to update my database I have the following error

[code: Installer Installer::migrateArticleMetadata]
PHP Notice: unserialize(): Error at offset 1678 of 4513 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
PHP Warning: Cannot use a scalar value as an array in /var/www/Pruebas241/ojs3012/lib/pkp/classes/core/DataObject.inc.php on line 133
PHP Notice: unserialize(): Error at offset 505 of 5303 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
PHP Warning: Cannot use a scalar value as an array in /var/www/Pruebas241/ojs3012/lib/pkp/classes/core/DataObject.inc.php on line 133
PHP Notice: unserialize(): Error at offset 186 of 416 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
PHP Notice: unserialize(): Error at offset 1678 of 4513 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
PHP Warning: Cannot use a scalar value as an array in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/SettingsDAO.inc.php on line 41
PHP Notice: unserialize(): Error at offset 505 of 5303 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
PHP Warning: Cannot use a scalar value as an array in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/SettingsDAO.inc.php on line 41
PHP Notice: unserialize(): Error at offset 186 of 416 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
[data: dbscripts/xml/upgrade/3.0.0_update.xml]
.
.
.
.

[code: Installer Installer::installDefaultGenres]

[code: Installer Installer::fixReviewForms]

[code: Installer Installer::htmlifyEmailTemplates]
PHP Notice: unserialize(): Error at offset 1678 of 4513 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
PHP Warning: Cannot use a scalar value as an array in /var/www/Pruebas241/ojs3012/lib/pkp/classes/core/DataObject.inc.php on line 133
PHP Notice: unserialize(): Error at offset 505 of 5303 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
PHP Warning: Cannot use a scalar value as an array in /var/www/Pruebas241/ojs3012/lib/pkp/classes/core/DataObject.inc.php on line 133
PHP Notice: unserialize(): Error at offset 186 of 416 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
PHP Notice: unserialize(): Error at offset 1678 of 4513 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
PHP Warning: Cannot use a scalar value as an array in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/SettingsDAO.inc.php on line 41
PHP Notice: unserialize(): Error at offset 505 of 5303 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
PHP Warning: Cannot use a scalar value as an array in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/SettingsDAO.inc.php on line 41
PHP Notice: unserialize(): Error at offset 186 of 416 bytes in /var/www/Pruebas241/ojs3012/lib/pkp/classes/db/DAO.inc.php on line 347
[note: docs/release-notes/README-BEACON]

2

Hi @JoannaB,

This is the same problem of the empty locale column that you have already posted about. Please try the solution I proposed, also detailed here.

Best,
Amanda Stevens
Public Knowledge Project Team