Yellow triangle sign after install of 9.2.1222

After install of 9.2.1222 update i have an annoying yellow triangle sign next to may mail account.
I can still receive and send mail. On operations menu displays the current log:

*11:11:13 πμ Atelie imap [IMAP] System.InvalidOperationException: Sequence contains no elements*
*              at System.Linq.ThrowHelper.ThrowNoElementsException()*
*              at MailClient.Storage.Mail.Data.DbMailRepository.DbConversationRepository.MailRepository_RemovingItems(Object sender, ItemEventArgs`1 e, Func`2 getConversationId)*
*              at MailClient.Storage.Mail.Data.DbMailRepository.DbConversationRepository.MailRepository_RemovingItems(Object sender, ItemEventArgs`1 e)*
*              at System.EventHandler`1.Invoke(Object sender, TEventArgs e)*
*              at MailClient.Storage.Data.DbRepository`1.RemoveByItems[ST](Object senderContext, IEnumerable`1 items)*
*              at MailClient.Storage.Data.DbRepository`1.Remove[ST](Object senderContext, IEnumerable`1 items)*
*              at MailClient.RepositoryExtensions.Remove[T,ST](IRepository`1 repository, IEnumerable`1 items)*
*              at MailClient.Protocols.Common.ItemSynchronizeContext`2.RemoveItems[TUid,TVid](IReadOnlyCollection`1 obsoleteItems, Dictionary`2 uniqueIdToVersionId, Dictionary`2 uniqueIdToOid)*
*              at MailClient.Protocols.Common.ItemSynchronizeContext`2.<>c__DisplayClass19_0`3.<Synchronize>g__FlushItems|1(Int32 threshold)*
*              at MailClient.Protocols.Common.ItemSynchronizeContext`2.Synchronize[T,TUid,TVid](SynchronizationType synchronizationType, IEnumerable`1 items, Func`2 getUniqueId, Func`2 getVersionId, Func`3 hasChanged, Func`2 isDeleted, Func`2 convertItems, Action`2 updateItem)*
*              at MailClient.Protocols.Imap.SyncOperations.BaseSyncOperation.WriteSyncItemsToDb(CancellationToken& cancellationToken)*
*              at MailClient.Protocols.Imap.SyncOperations.BaseSyncOperation.DeleteExpungedMessages(CancellationToken& cancellationToken, Boolean fromIterruption)*
*              at MailClient.Protocols.Imap.SyncOperations.BaseSyncOperation.ProcessPriorityUpdatesAsync(CancellationToken& cancellationToken)*
*              at MailClient.Protocols.Imap.SyncOperations.NormalSyncOperation.UpdateIdToUidSearch(CancellationToken cancellationToken)*
*              at MailClient.Protocols.Imap.SyncOperations.NormalSyncOperation.SynchronizeFolder(Dictionary`2 infoOldFlags, UInt32 serverMessageCount, UInt32 newMessagesTotal, UInt32 uidNext, CancellationToken cancellationToken)*
*              at MailClient.Protocols.Imap.SyncOperations.NormalSyncOperation.ExecuteInternalAsync(CancellationToken cancellationToken)*
*              at MailClient.Protocols.Imap.SyncOperations.BaseSyncOperation.ExecuteAsync(CancellationToken cancellationToken)*
*              at MailClient.Protocols.Imap.ImapMailSynchronizer.SynchronizeMessagesAsync(IItemSynchronizeContext`1 synchronizeContext, Folder folder, Boolean fast, CancellationToken cancellationToken)*
*              at MailClient.Protocols.Imap.ImapMailSynchronizer.SynchronizeMessagesAsync(IItemSynchronizeContext`1 synchronizeContext, Folder folder, Boolean fast, CancellationToken cancellationToken)*
*              at MailClient.Protocols.Imap.ImapMailSynchronizer.Synchronize(IItemSynchronizeContext`1 synchronizeContext, Folder folder, CancellationToken cancellationToken)*
*              at MailClient.Protocols.Common.ItemSynchronizer`2.<>c__DisplayClass40_2.<EnqueueSynchronize>b__6(WorkerStatus status, CancellationToken ct)*
*              at MailClient.Protocols.Imap.ImapActionCommand.<>c__DisplayClass11_0.<.ctor>b__0(WorkerStatus ws, CancellationToken ct)*
*              at MailClient.Protocols.Imap.ImapActionCommand.ExecuteInternalSync(WorkerStatus status)*
*              at MailClient.Protocols.Imap.ImapActionCommand.Execute(WorkerStatus status)*
*              at MailClient.Commands.Command.Process(WorkerStatus status)*
*           --- End of stack trace from previous location ---*
*              at MailClient.Protocols.Imap.ImapAccount.<>c__DisplayClass135_0.<<SynchronizeIntAsync>b__0>d.MoveNext()*
*           --- End of stack trace from previous location ---*
*              at MailClient.Protocols.Imap.ImapAccount.SynchronizeIntAsync(Boolean forced)*
*              at MailClient.Protocols.Common.SynchronizableMailAccount.<>c__DisplayClass7_0.<<SynchronizeAsync>b__0>d.MoveNext()*
*             IMAP_SERVER_TYPE = Dovecot*
*             EnqueuedStackTrace =*
*                  at MailClient.Protocols.Common.ItemSynchronizer`2.<>c__DisplayClass40_1.<EnqueueSynchronize>g__RunSynchronize|2()*
*                  at MailClient.Protocols.Common.ItemSynchronizer`2.<>c__DisplayClass40_0.<EnqueueSynchronize>b__0()*
*                  at MailClient.Protocols.Common.AccountBase.RunIfOnline(Action actionIfOnline, Action actionIfOffline)*
*                  at MailClient.Protocols.Common.ItemSynchronizer`2.EnqueueSynchronize(Folder folder, Boolean fast, CancellationToken cancellationToken, Action`1 completed)*
*                  at MailClient.Protocols.Common.ItemSynchronizer`2.Synchronize(Folder folder, SynchronizationPriority priority, Action`1 completed)*
*                  at MailClient.Storage.Application.ItemCollection`2.Synchronize(SynchronizationPriority priority, Action`1 completed, Boolean fromUI)*
*                  at MailClient.Storage.Application.Folder.Synchronize(SynchronizationPriority priority, Boolean fromUI)*
*                  at MailClient.Storage.Application.Folder.Synchronize(Boolean forced, Boolean fromUI)*
*                  at MailClient.Protocols.Common.FolderSynchronizer.FolderActivated(Folder folder, Boolean goingOnline)*
*                  at MailClient.Protocols.Imap.ImapFolderSynchronizer.FolderActivated(Folder folder, Boolean goingOnline)*
*                  at MailClient.Protocols.Common.FolderSynchronizer.MailClient.Storage.Synchronization.IFolderSynchronizer.Activate(Folder folder)*
*                  at MailClient.Storage.Application.ItemCollection`2.Activate(Boolean ignoreVisualActivationCount)*
*                  at MailClient.Protocols.Imap.ImapAccount.<>c__DisplayClass135_0.<<SynchronizeIntAsync>b__0>d.MoveNext()*
*                  at System.Runtime.CompilerServices.AsyncMethodBuilderCore.Start[TStateMachine](TStateMachine& stateMachine)*
*                  at MailClient.Protocols.Imap.ImapAccount.<>c__DisplayClass135_0.<SynchronizeIntAsync>b__0()*
*                  at System.Threading.Tasks.Task`1.InnerInvoke()*
*                  at System.Threading.Tasks.Task.<>c.<.cctor>b__272_0(Object obj)*
*                  at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state)*
*                  at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)*
*                  at System.Threading.Tasks.Task.ExecuteFromThreadPool(Thread threadPoolThread)*
*                  at System.Threading.ThreadPoolWorkQueue.Dispatch()*
*                  at System.Threading.PortableThreadPool.WorkerThread.WorkerThreadStart()*
*                  at System.Threading.Thread.StartCallback()*
*             GUIStatus_Exception_Reported = True*

Any ideas how to deal with it?

Please any admin or anyone else have any ideas?

This indicates a broken database.

Please close eM Client and open a Windows Command Prompt. Not a powershell, but a command prompt.

Paste in this command:
"C:\Program Files (x86)\eM Client\MailClient.exe" /dbrepair

Restart eM Client.

If that doesn’t fix it, you will need to remove that email account from eM Client, then add it back again.

I will try it. Thank you