我正在运行TFS 2018 Update2，并且我尝试附加已备份但未先分离的备份。
在这些数据库上重新排序为“ TFSConfig offlineDetach”会导致显示以下错误消息：
[Info @09:30:57.248] [2018-07-12 09:30:57Z] Executing servicing step 'Copy identities to collection database'. (ServicingOperation: Snapshot; Step group: Snapshot.TfsIdentities)
[Info @09:30:57.248] Executing step: 'Copy identities to collection database' PlatformIdentity.SnapshotIdentities (17 of 17)
[Error @09:30:57.295] TF400856: The following service is not registered in the database: IdentityManagement.
[Info @09:30:57.295] Microsoft.TeamFoundation.Framework.Server.ServiceNotRegisteredException: TF400856: The following service is not registered in the database: IdentityManagement.
at Microsoft.TeamFoundation.Framework.Server.TeamFoundationResourceManagementService.DeploymentHostResourceManagementService.CreateDatabaseComponent[TComponent](IVssRequestContext deploymentRequestContext, Int32 databaseId, IVssRequestContext requestContext, String dataspaceCategory, Guid dataspaceIdentifier, DatabaseConnectionType connectionType, ITFLogger logger)
at Microsoft.TeamFoundation.Framework.Server.TeamFoundationResourceManagementService.CreateComponent[TComponent](IVssRequestContext requestContext, String dataspaceCategory, Nullable`1 dataspaceIdentifier, DatabaseConnectionType connectionType, ITFLogger logger)
at Microsoft.TeamFoundation.Framework.Server.TeamFoundationResourceManagementService.CreateComponent[TComponent](IVssRequestContext requestContext)
at Microsoft.VisualStudio.Services.Identity.IdentityDetachHandler.PreTransferSteps()
at Microsoft.VisualStudio.Services.Identity.IdentityTransferHandler`1.Execute()
at Microsoft.VisualStudio.Services.Identity.PlatformIdentityStepPerformer.SnapshotIdentities(IVssRequestContext requestContext, ServicingContext servicingContext)
at Microsoft.TeamFoundation.Framework.Server.TeamFoundationStepPerformerBase.PerformHostStep(String servicingOperation, ServicingOperationTarget target, IServicingStep servicingStep, String stepData, ServicingContext servicingContext)
at Microsoft.TeamFoundation.Framework.Server.TeamFoundationStepPerformerBase.PerformStep(String servicingOperation, ServicingOperationTarget target, String stepType, String stepData, ServicingContext servicingContext)
at Microsoft.TeamFoundation.Framework.Server.ServicingStepDriver.PerformServicingStep(ServicingStep step, ServicingContext servicingContext, ServicingStepGroup group, ServicingOperation servicingOperation, Int32 stepNumber, Int32 totalSteps)
[Info @09:30:57.295] [2018-07-12 09:30:57Z] Servicing step 'Copy identities to collection database' failed. (ServicingOperation: 'Snapshot'; Step group: 'Snapshot.TfsIdentities')
[Info @09:30:57.295] 0,040819
[Info @09:30:57.295] 0,0434132
[Info @09:30:57.295] 5,8540154
[Error @09:30:57.295] The error occurred while detaching the collection database 'TFS_before_projects' offline. See the log file for additional details.
[Error @09:30:57.310] TF400711: Error occurred while executing servicing step 'Copy identities to collection database' for component Snapshot.TfsIdentities during Snapshot: TF400856: The following service is not registered in the database: IdentityManagement.
[Info @09:30:57.310] Clearing dictionary, removing all items.
我在
发现了类似的问题TF400856: The following service is not registered in the database: IdentityManagement
和
TFS与当前数据库完美运行。我只是想将备份作为单独的集合还原，都在同一个SQL Server实例中。
有什么建议可以真正还原此备份？