- [Fix deleting Custom Fields, removing broken references](https://github.com/wekan/wekan/issues/1872).

Thanks to Akuket and Clement87 !

models/customFields.js

@@ -71,6 +71,12 @@ if (Meteor.isServer) {
     Activities.remove({
       customFieldId: doc._id,
     });
+
+    Cards.update(
+      {'boardId': doc.boardId, 'customFields._id': doc._id},
+      {$pull: {'customFields': {'_id': doc._id}}},
+      {multi: true}
+    );
   });
 }
 

server/migrations.js

@@ -321,3 +321,21 @@ Migrations.add('add-subtasks-allowed', () => {
     },
   }, noValidateMulti);
 });
+
+Migrations.add('remove-tag', () => {
+  Users.update({
+  }, {
+    $unset: {
+      'profile.tags':1,
+    },
+  }, noValidateMulti);
+});
+
+Migrations.add('remove-customFields-references-broken', () => {
+  Cards.update({'customFields.$value': null},
+    { $pull: {
+      customFields: {value: null},
+    },
+    }, noValidateMulti);
+});
+