Fix broken follow notification

client/src/app/shared/users/user-notification.model.ts

@@ -148,6 +148,7 @@ export class UserNotification implements UserNotificationServer {
           break
       }
     } catch (err) {
+      this.type = null
       console.error(err)
     }
   }

server/models/account/account.ts

@@ -30,6 +30,7 @@ import { CONSTRAINTS_FIELDS, WEBSERVER } from '../../initializers/constants'
 import { FindOptions, IncludeOptions, Op, Transaction, WhereOptions } from 'sequelize'
 import { AccountBlocklistModel } from './account-blocklist'
 import { ServerBlocklistModel } from '../server/server-blocklist'
+import { ActorFollowModel } from '../activitypub/actor-follow'
 
 export enum ScopeNames {
   SUMMARY = 'SUMMARY'
@@ -220,6 +221,7 @@ export class AccountModel extends Model<AccountModel> {
       instance.Actor = await instance.$get('Actor', { transaction: options.transaction }) as ActorModel
     }
 
+    await ActorFollowModel.removeFollowsOf(instance.Actor.id, options.transaction)
     if (instance.isOwned()) {
       return sendDeleteActor(instance.Actor, options.transaction)
     }

server/models/activitypub/actor-follow.ts

@@ -113,6 +113,24 @@ export class ActorFollowModel extends Model<ActorFollowModel> {
     ])
   }
 
+  static removeFollowsOf (actorId: number, t?: Transaction) {
+    const query = {
+      where: {
+        [Op.or]: [
+          {
+            actorId
+          },
+          {
+            targetActorId: actorId
+          }
+        ]
+      },
+      transaction: t
+    }
+
+    return ActorFollowModel.destroy(query)
+  }
+
   // Remove actor follows with a score of 0 (too many requests where they were unreachable)
   static async removeBadActorFollows () {
     const actorFollows = await ActorFollowModel.listBadActorFollows()