Illegal string offset 'label' if faceted search attributes config is empty

clerkio / clerk-magento

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Illegal string offset 'label' if faceted search attributes config is empty #74

Open mmenozzi opened 5 years ago

mmenozzi commented 5 years ago

On the Clerk's system configuration page, in the Magento backend, If the system config clerk/faceted_search/attributes is empty you'll get the following error:

Warning: Illegal string offset 'label'  in ../Block/Adminhtml/System/Config/Form/AttributeLabels.php on line 25