Installation, Upgrade & Release Notes

We have choosen the manual approach for installation of this Magento Extension, to give everyone also the freedom to look inside of the package before installation. Also if the extensions is active in a production environment, any automated update may interfere with the store functionality.

  1. Take your Magento Shop offline in case you are installing on your Production System. In case during installation your Magento Store is activated the installation may become incomplete and error messages or malfunctions may result.

  2. If you are using Caching in your Magento Store, login into your Magento Administration and disable your Cache: System » Cache Management » All Cache » Disable.
  3. Unpack the contents of the package into the home directory of your Magento installation on your server.
  4. DownloadPlus is creating database tables, so in your Store Administrator go to: Configuration » System » Advanced and check if the DownloadPlus Module is shown. Enable it if disabled. Save your Configuration in any case.
  5. If you are using Caching in your Magento Store, in your Magento Administration refresh your Cache: System » Cache Management » All Cache » Refresh. If previously having the Cache disabled for installation, you may now enable it again.
  6. Read through here for the initial configuration of your Magento Store to work with WeightUnit.



  1. Take your Magento Shop offline in case you are updating on your Production System. In case during installation your Magento Store is activated the update may become incomplete and error messages or malfunctions may result.

  2. Backup your Magento installation, or at least backup the folder app/code/local/Pisc/WeightUnit for saving any current installed version of WeightUnit.
  3. Delete the folder app/code/local/Pisc/WeightUnit to ensure correct updating of store resources required by the extension.
  4. Unpack the contents of the package into the home directory of your Magento installation on your server.
  5. Alternatively you may just unpack the files in app/code/local/Pisc/WeightUnit and app/etc/modules for the main extension files, and update any template related files later manually.
  6. If you are using Caching in your Magento Store, login into your Magento Administration and refresh your Cache: System » Cache Management » All Cache » Refresh.



To uninstall WeightUnit from your Store follow this procedure:

  1. You may want to take your Store offline, be aware that removing WeightUnit from a Store in operation may generate errors.
  2. Remove the extension definition file /app/etc/modules/Pisc_WeightUnit.xml
  3. Update your Stores Cache using the Administrator and System » Cache Management » All Cache » Refresh
  4. Remove the directory app/code/local/Pisc/WeightUnit
  5. Open your Magento Database using a MySQL Database Frontend (like PhpMyAdmin).
  6. Remove the Version entry for WeightUnit in the Magento Database by opening the table core_resource and removing the row entry for weightunit_setup.
    This table name may carry the table prefix defined for your Magento installation.
  7. Remove the related layout file from your Frontend template directory in app/design/frontend/…/layout/weightunit.xml.
  8. Remove the related templates from your Frontend template directory in app/design/frontend/…/template/weightunit.
  9. Remove the related layout file from your Administrator template directory in app/design/adminhtml/…/layout/weightunit.xml.
  10. Remove the related templates from your Administrator template directory in app/design/adminhtml/…/template/weightunit.
  11. If having modified your template files to include any template parts of WeightUnit, remove these customizations from your template files.