Add "inversedBy" attribute in annotation.
Without it, Doctrine complains: "The field Tag#tagging is on the inverse side of a bi-directional relationship, but the specified mappedBy association on the target-entity Tagging#tag does not contain the required 'inversedBy=tagging' attribute."
Add "inversedBy" attribute in annotation. Without it, Doctrine complains: "The field Tag#tagging is on the inverse side of a bi-directional relationship, but the specified mappedBy association on the target-entity Tagging#tag does not contain the required 'inversedBy=tagging' attribute."