Implemented a possible bugfix

ref #68

src/models/entities/IAddressUser.ts

@@ -0,0 +1,11 @@
+import { Entity, ManyToOne, PrimaryColumn } from 'typeorm';
+import { Address } from './Address';
+
+@Entity()
+export abstract class IAddressUser {
+    @PrimaryColumn()
+    id: number;
+
+    @ManyToOne(() => Address, address => address.addressUsers, { nullable: true })
+    address?: Address
+}