diff --git a/app/service/usecase/RoleEditUseCase.ts b/app/service/usecase/RoleEditUseCase.ts
index 28175af..de7e14e 100644
--- a/app/service/usecase/RoleEditUseCase.ts
+++ b/app/service/usecase/RoleEditUseCase.ts
@@ -99,7 +99,7 @@ export class RoleEditUseCase {
       draftRoleList[role.name] = role;
     }
    }
-    return projectRoleData.data.map((char, index) => {
+    return projectRoleData?.data?.map((char, index) => {
       if(draftRoleList[char.character_name]){
         return {
           ...draftRoleList[char.character_name],