{"id":290263,"date":"2023-06-26T00:32:47","date_gmt":"2023-06-26T00:32:47","guid":{"rendered":"\/forum\/forums\/topic\/couldnt-open-the-project-file-error-migrating-dp0-design-point-from-handler\/"},"modified":"2025-06-26T07:07:46","modified_gmt":"2025-06-26T07:07:46","slug":"couldnt-open-the-project-file-error-migrating-dp0-design-point-from-handler","status":"answered","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/couldnt-open-the-project-file-error-migrating-dp0-design-point-from-handler\/","title":{"rendered":"Couldn&#8217;t open the project file (Error Migrating dp0 Design Point from Handler)"},"content":{"rendered":"<p>Hi all, does anyone have encountered this error message before?<br \/>I couldn&#8217;t open my project file, and this error message pop out.<br \/>Why does this error occur?<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Unable to load project &#8216;C:\\Users\\YawFang\\Desktop\\t\\BT07756-AS-100_00_3.wbpj&#8217;: Ansys.Core.Persistence.Migration.MigrationException: Error migrating dp0 design point file from handler Ansys.Simulation.Core.Addin:AddSpeosObjInSolutionContainer &#8212;&gt; System.InvalidOperationException: SubObject already exists with the same name: Tag: Object Name: \/Solution\/SimulationSolutionSpeosObj:SimulationSolutionSpeosObj<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Core.Persistence.XmlStorageObject.CreateSubObject(String name, String subName)<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Core.DataModel.DataObjects.Persistence.DataObjectReaderWriterV1.WriteSimpleObjectFromType(Type objectType, String objectName, IStorageObjectWriter containerStorage)<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Simulation.Migration.AddSpeosObjMigrationHandler.Visit(IStorageObjectWriter storage, XmlStorageVisitorContext context)<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Core.Persistence.XmlStorageObject.Accept(IXmlStorageVisitor visitor, XmlStorageVisitorContext context)<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Core.Persistence.XmlStorageObject.Accept(IXmlStorageVisitor visitor, XmlStorageVisitorContext context)<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Core.Persistence.XmlStorageObject.Accept(IXmlStorageVisitor visitor, XmlStorageVisitorContext context)<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Core.Persistence.Migration.ProjectMigrationManager.ApplyMigrationHandler(MigrationHandlerBase handler)<\/strong><br \/><strong>&nbsp; &nbsp;&#8212; End of inner exception stack trace &#8212;<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Core.Persistence.Migration.ProjectMigrationManager.ApplyMigrationHandler(MigrationHandlerBase handler)<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Core.Persistence.Migration.ProjectMigrationManager.Migrate(PersistenceContext context, Boolean isImportedProject, Boolean&amp; migrationWasExecuted)<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Core.DataModel.ProjectSystem.Project.LoadProject(String projectFilePath, PersistenceContext context, Boolean merge, Boolean import)<\/strong><br \/><strong>&nbsp; &nbsp;at Ansys.Core.Persistence.Commands.OpenCommand.LoadProjectInternal(IFullContext context, String projectFilePath, Boolean mergedProject, Boolean importProject, AccessLock shareLock, Boolean skipStartingEvents, IReadOnlyDictionary`2 addinsToPostMigrate)<\/strong><\/p>\n","protected":false},"template":"","class_list":["post-290263","topic","type-topic","status-answered","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["288039","200","34322"],"_bbp_author_ip":["168.143.243.170"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["1275"],"_bbp_likes_count":["1"],"_bbp_topic_status":["answered"],"_bbp_status":["publish"],"_bbp_topic_id":["290263"],"_bbp_forum_id":["27796"],"_bbp_engagement":["200","34322","288039"],"_bbp_voice_count":["3"],"_bbp_reply_count":["4"],"_bbp_last_reply_id":["293643"],"_bbp_last_active_id":["293643"],"_bbp_last_active_time":["2023-07-18 14:11:03"]},"test":"yawfangbendtechgroup-com-au"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/290263","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":1,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/290263\/revisions"}],"predecessor-version":[{"id":435445,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/290263\/revisions\/435445"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=290263"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}