Known Setup Errors

The configured PHP path does not point to a PHP-CLI binary

This error appears if your Omeka job queue is not correctly configured. You can verify this by trying other plugins that also use the job queue, such as CSV Import.

To correct the configured PHP path, open application/config/config.ini in your Omeka installation and manually set its background.php.path.

For self-administrated setups, commonly used values for this entry include:

• /usr/bin/php
• /usr/bin/php-cli
• The output of the command which php or which php-cli

For web hosting services or institutional servers, please consult your vendor or administrator for the correct path value.

For further assistance, please visit the Omeka Forums.

exception 'Omeka_Validate_Exception' with message 'Name: Name of element set must be unique.'

This error appears if the installation process of the plugin is interrupted, and then subsequently retried by refreshing.

Sign in as an administrator, then go to Settings > Element Sets and delete all three IIIF-related metadata element sets. Then retry installing the plugin.

This is not a valid plugin

This error appears if the extracted directory is incorrectly named, or the download became corrupt.

• If you downloaded the plugin from GitHub, please make sure that the unzipped directory is named IiifItems.
• Try re-downloading the zip file.