diff --git a/libs/common/src/modules/space/entities/subspace/subspace-product.entity.ts b/libs/common/src/modules/space/entities/subspace/subspace-product.entity.ts
index 87ed807..ea98520 100644
--- a/libs/common/src/modules/space/entities/subspace/subspace-product.entity.ts
+++ b/libs/common/src/modules/space/entities/subspace/subspace-product.entity.ts
@@ -3,10 +3,7 @@ import { Column, Entity, ManyToOne, OneToMany } from 'typeorm';
 import { SubspaceEntity } from './subspace.entity';
 import { AbstractEntity } from '@app/common/modules/abstract/entities/abstract.entity';
 import { SubspaceProductItemEntity } from './subspace-product-item.entity';
-import {
-  SubspaceProductItemModelEntity,
-  SubspaceProductModelEntity,
-} from '@app/common/modules/space-model';
+import { SubspaceProductModelEntity } from '@app/common/modules/space-model';
 import { SpaceProductModelDto } from '../../dtos';
 
 @Entity({ name: 'subspace-product' })
diff --git a/libs/common/src/modules/user/entities/user.entity.ts b/libs/common/src/modules/user/entities/user.entity.ts
index 04697fa..097b154 100644
--- a/libs/common/src/modules/user/entities/user.entity.ts
+++ b/libs/common/src/modules/user/entities/user.entity.ts
@@ -117,7 +117,7 @@ export class UserEntity extends AbstractEntity<UserDto> {
   public visitorPasswords: VisitorPasswordEntity[];
 
   @ManyToOne(() => RoleTypeEntity, (roleType) => roleType.users, {
-    nullable: true,
+    nullable: false,
   })
   public roleType: RoleTypeEntity;
   @OneToOne(() => InviteUserEntity, (inviteUser) => inviteUser.user, {
diff --git a/src/project/handler/create-orphan-space.handler.service.ts b/src/project/handler/create-orphan-space.handler.service.ts
index 8935afe..662b93e 100644
--- a/src/project/handler/create-orphan-space.handler.service.ts
+++ b/src/project/handler/create-orphan-space.handler.service.ts
@@ -23,13 +23,15 @@ export class CreateOrphanSpaceHandler
   async execute(command: CreateOrphanSpaceCommand): Promise<void> {
     try {
       const { project } = command;
+      const orphanCommunityName = `${ORPHAN_COMMUNITY_NAME}-${project.name}`;
+
       let orphanCommunity = await this.communityRepository.findOne({
-        where: { name: ORPHAN_COMMUNITY_NAME, project },
+        where: { name: orphanCommunityName, project },
       });
 
       if (!orphanCommunity) {
         orphanCommunity = this.communityRepository.create({
-          name: ORPHAN_COMMUNITY_NAME,
+          name: orphanCommunityName,
           description: ORPHAN_COMMUNITY_DESCRIPTION,
           project,
         });