When trying to install ADConnect, I receive "A contraint violation occurred" error and it will not let me proceed. Here is what is in the logs:
[11:39:43.387] [ 15] [ERROR] Caught exception while creating synchronization account.
Exception Data (Raw): System.DirectoryServices.DirectoryServicesCOMException (0x8007202F): A constraint violation occurred.
at System.DirectoryServices.DirectoryEntry.CommitChanges()
at Microsoft.Online.DirSync.Common.DirectoryServicesAdapter.DirectoryEntry.CommitChanges()
at Microsoft.Online.DirSync.Common.DomainAccountUtility.UpdatePermissionsOnDirectoryEntry(DirectoryEntry directoryEntry, SecurityIdentifier sid, AccessControlEntryUpdateAction actionType, ActiveDirectoryRights accessType, Guid accessRightsGuid,
Guid inheritedObject, ActiveDirectorySecurityInheritance inheritanceType)
at Microsoft.Online.DirSync.Common.DomainAccountUtility.UpdatePermissionsOnDomains(DomainCollection domains, SecurityIdentifier sid, AccessControlEntryUpdateAction actionType, ActiveDirectoryRights accessType, Guid accessRightsGuid, Boolean applyToAdminSDHolder,
Guid inheritedObject, ActiveDirectorySecurityInheritance inheritanceType)
at Microsoft.Online.Deployment.Types.ActiveDirectoryPermissionsHelper.UpdateAccessRightsOnAllDomainsInForest(NetworkCredential domainAdminCredential, String samAccountName, AccessControlEntryUpdateAction accessControlEntryUpdateAction, ActiveDirectoryRights
accessType, Guid accessRightsGuid, Boolean applyToAdminSDHolder, Guid inheritedObject, ActiveDirectorySecurityInheritance inheritanceType)
at Microsoft.Online.Deployment.Types.Providers.SyncDataProvider.GrantAllActiveDirectoryPermissions(NetworkCredential enterpriseAdminCredential, String syncAccountName)
at Microsoft.Online.Deployment.Types.Providers.SyncDataProvider.CreateSynchronizationAccount(NetworkCredential domainAdminCredential, String installationIdentifier, String tenantDisplayName)
at Microsoft.Online.Deployment.OneADWizard.Runtime.Stages.ConfigureSyncEngineStage.StartADSyncConfigurationCore(IPersistedStateProvider persistedStateProvider, StatusChangedDelegate progressChanged)
[11:39:43.399] [ 15] [INFO ] ConfigureSyncEngineStage.StartADSyncConfiguration: AADConnectResult.Status=Failed
[11:39:43.423] [ 14] [INFO ] Starting Telemetry Send
What may be causing this?