Upgrade Pimcore
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First, it is necessary to enable debug mode by editing /opt/bitnami/apps/pimcore/htdocs//var/config/debug-mode.php file as below:
"active" => TRUE,
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Access the administration panel, click on “Tools -> Update” menu and select a version as it is shown in the image below:
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You will be prompted to run composer update. Follow these steps:
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Set the memory_limit variable in your /opt/bitnami/php/etc/php.ini file to 2048M. To know the total memory available, execute the command free -h. Modify the memory_limit value using the terminal:
$ sudo nano /opt/bitnami/php/etc/php.ini
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Edit the memory_limit value. It’s recommended that you restore the default value after you upgrade Pimcore.
memory_limit = 2048M
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Execute composer update:
$ sudo su daemon -s /bin/bash -- /opt/bitnami/php/bin/composer update
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