Error: eM Client can't access IMAP Folder

eM client was all fine till yesterday even and then suddenly started this error.

[IMAP]Cannot open folder “/Public Folders/Bayesian Learning/Non-Spam”. (NO Access denied)
Bayesian Learning/Non-Spam: It is some folder in my organization with no content. Admin denied making changes. Please help.

15:52:12 *******group.com [IMAP] MailClient.Protocols.Imap.FolderOpenException: Cannot open folder “/Public Folders/Bayesian Learning/Non-Spam”. (NO Access denied)
at MailClient.Protocols.Imap.ConnectionPoolEntry.SelectFolderAsync(Folder folder)
at MailClient.Protocols.Imap.ConnectionPool.AcquireConnectionAsync(Folder mailFolder, Boolean noSelect)
at MailClient.Protocols.Imap.ConnectionContext.CreateContextAsync(ImapAccount account, Folder folder, Boolean noSelect)
at MailClient.Protocols.Imap.ImapMailSynchronizer.SynchronizeMessagesAsync(IItemSynchronizeContext1 synchronizeContext, Folder folder, Boolean fast, CancellationToken cancellationToken) at MailClient.Protocols.Imap.ImapMailSynchronizer.Synchronize(IItemSynchronizeContext1 synchronizeContext, Folder folder, CancellationToken cancellationToken)
at MailClient.Protocols.Common.ItemSynchronizer2.<>c__DisplayClass37_1.<EnqueueSynchronize>b__6(WorkerStatus status, CancellationToken ct) at MailClient.Protocols.Imap.ImapActionCommand.<>c__DisplayClass13_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 where exception was thrown --- at MailClient.Protocols.Imap.ImapAccount.SynchronizeIntAsync(Boolean forced) at MailClient.Protocols.Common.SynchronizableMailAccount.<>c__DisplayClass6_0.<<SynchronizeAsync>b__0>d.MoveNext() EnqueuedStackTrace = at MailClient.Protocols.Common.ItemSynchronizer2.<>c__DisplayClass37_1.g__RunSynchronize|2()
at MailClient.Protocols.Common.ItemSynchronizer2.<>c__DisplayClass37_0.<EnqueueSynchronize>b__0() at MailClient.Protocols.Common.AccountBase.RunIfOnline(Action actionIfOnline, Action actionIfOffline) at MailClient.Protocols.Common.ItemSynchronizer2.EnqueueSynchronize(Folder folder, Boolean fast, CancellationToken cancellationToken, Action1 completed) at MailClient.Protocols.Common.ItemSynchronizer2.MailClient.Storage.Synchronization.IItemSynchronizer.Synchronize(Folder folder, SynchronizationPriority priority, Action1 completed) at MailClient.Storage.Application.ItemCollection2.Synchronize(SynchronizationPriority priority, Action1 completed) at MailClient.Storage.Application.ItemCollection2.SynchronizeAsync(Boolean forced)
at MailClient.Storage.Application.Folder.SynchronizeAsync(Boolean forced)
at MailClient.Protocols.Imap.ImapAccount.SynchronizeIntAsync(Boolean forced)
at System.Runtime.CompilerServices.AsyncTaskMethodBuilder1.AsyncStateMachineBox1.ExecutionContextCallback(Object s)
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Runtime.CompilerServices.AsyncTaskMethodBuilder1.AsyncStateMachineBox1.MoveNext(Thread threadPoolThread)
at System.Runtime.CompilerServices.AsyncTaskMethodBuilder1.AsyncStateMachineBox1.MoveNext()
at System.Threading.Tasks.AwaitTaskContinuation.RunOrScheduleAction(IAsyncStateMachineBox box, Boolean allowInlining)
at System.Threading.Tasks.Task.RunContinuations(Object continuationObject)
at System.Threading.Tasks.Task.FinishContinuations()
at System.Threading.Tasks.Task1.TrySetResult(TResult result) at MailClient.Storage.Synchronization.FolderSynchronizerExtensions.SynchronizeSubfoldersAsync(IFolderSynchronizer synchronizer, Folder folder, SynchronizationPriority priority, CancellationToken cancellationToken) at System.Runtime.CompilerServices.AsyncTaskMethodBuilder1.AsyncStateMachineBox1.ExecutionContextCallback(Object s) at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state) at System.Runtime.CompilerServices.AsyncTaskMethodBuilder1.AsyncStateMachineBox1.MoveNext(Thread threadPoolThread) at System.Runtime.CompilerServices.AsyncTaskMethodBuilder1.AsyncStateMachineBox`1.ExecuteFromThreadPool(Thread threadPoolThread)
at System.Threading.ThreadPoolWorkQueue.Dispatch()
at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback()

It may be better for you to open a support ticket directly with eM Client. They will be able to decipher the error. :wink:

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