Upgrade Product >= v6.2.0 (Migrate from EXT.gridelements to EXT.container)
This product’s greater then v6.2.0 is major breaking changes to migrate from outdated EXT.gridelements to modern EXT.container. Please take a look at the step-by-step migration guide below.1
Step 1
Go to NITSAN > License Manager > Update to latest version of EXT.ns_theme_bootstrap
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Step 2
Update EXT.ns_basetheme atleast v11.5.0
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Step 3
Go to Admin Tools > Maintenance module > Clear cache. Also, click on the “Dump Autoload” button. Or run the below command for the composer-based TYPO3 instance.
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Step 4
Install EXT.container extension
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Step 5
Go to Admin Tools > Upgrade > Click on “Run Upgrade Wizard”
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Step 6
Click on the “Execute” button of “Grid to Container Migration”





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Step 7
Go to Admin Tools > Extensions > De-activate & Delete EXT.gridelements
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Step 8
Go to Admin Tools > Maintenance > Clear Cache.That’s it! All the grids are migrated (structure and data) from EXT.gridelements to EXT.container TYPO3 extension.
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