modules/entry/back/models/entry.js

@@ -46,15 +46,4 @@ module.exports = Self => {
             }
         }
     });
-
-    Self.observe('before delete', async function(ctx) {
-        let isBooked = ctx.instance && ctx.instance.isBooked;
-
-        if (isBooked === undefined) {
-            const entryInstance = await Self.findById(ctx.where.id);
-            isBooked = entryInstance.isBooked;
-        }
-
-        if (isBooked) throw new Error('Booked entry cannot be deleted');
-    });
 };