EM Client giving error when trying to sync with email account. Happening since 5pm last night. Thought it was internet issue but it's not.

EM Client giving error when trying to sync with email account. Happening since 5pm last night. Thought it was an internet issue but it is not

Go to Menu > Tools > Operations and click on the Log tab. Please find the error and quote it here.

5:09:08 PM Online state: changed to online due to NetworkAvailability 
5:09:09 PM tlooman@frontier.com [IMAP]  Copying messages
5:09:09 PM tlooman@frontier.com [IMAP]  Copying messages: From Inbox to Save/NBT Bank
5:09:10 PM tlooman@frontier.com [CardDAV]  Synchronizing subfolders: For folder tlooman@frontier.com/
5:09:10 PM tlooman@frontier.com [CardDAV]  Synchronizing subfolders: Done
5:09:10 PM tlooman@frontier.com [CardDAV]  Synchronizing items: For folder tlooman@frontier.com/Contacts/
5:09:11 PM tlooman@frontier.com [CardDAV]  Synchronizing items: Sync of tlooman@frontier.com/Contacts/ finished: 0 uploaded, 0 deleted, 0 obsolete, 41 items,  0 downloaded
5:09:11 PM tlooman@frontier.com [CardDAV]  Synchronizing items: Done
5:09:11 PM tlooman@frontier.com [CalDAV]  Synchronizing subfolders: For folder tlooman@frontier.com/
5:09:11 PM tlooman@frontier.com [CalDAV]  Synchronizing subfolders: Done
5:09:11 PM tlooman@frontier.com [CalDAV]  Synchronizing items: For folder tlooman@frontier.com/
5:09:12 PM tlooman@frontier.com [CalDAV]  Synchronizing items: Sync of tlooman@frontier.com/ finished: 0 uploaded, 0 deleted, 0 obsolete, 0 items,  0 downloaded
5:09:12 PM tlooman@frontier.com [CalDAV]  Synchronizing items: Done
5:09:12 PM tlooman@frontier.com [CalDAV]  Synchronizing items: For folder tlooman@frontier.com/Tammy Looman/
5:09:12 PM tlooman@frontier.com [IMAP]  Copying messages: Done
5:09:12 PM System.OverflowException: Value was either too large or too small for a UInt32.
5:09:12 PM    at System.Number.ParseUInt32(String value, NumberStyles options, NumberFormatInfo numfmt)
5:09:12 PM    at System.UInt32.Parse(String s, IFormatProvider provider)
5:09:12 PM    at MailClient.Protocols.Imap.Synchronizer.CopyCommand.ProcessCopy(WorkerStatus status, FolderInfo sourceFolderInfo, IList`1 items, SequenceSet sequences)
5:09:12 PM    at MailClient.Protocols.Imap.Synchronizer.CopyCommand.ExecuteInternal(WorkerStatus status)
5:09:12 PM    at MailClient.Protocols.Imap.Synchronizer.ImapCommand.Execute(WorkerStatus status)
5:09:12 PM    at MailClient.Commands.Command.Process(WorkerStatus status)
5:09:12 PM tlooman@frontier.com [CalDAV]  Synchronizing items: Sync of tlooman@frontier.com/Tammy Looman/ finished: 0 uploaded, 0 deleted, 0 obsolete, 109 items,  0 downloaded
5:09:12 PM tlooman@frontier.com [CalDAV]  Synchronizing items: Done
5:09:12 PM tlooman@frontier.com [CalDAV]  Synchronizing items: For folder tlooman@frontier.com/
5:09:12 PM tlooman@frontier.com [CalDAV]  Synchronizing items: Sync of tlooman@frontier.com/ finished: 0 uploaded, 0 deleted, 0 obsolete, 0 items,  0 downloaded
5:09:12 PM tlooman@frontier.com [CalDAV]  Synchronizing items: Done

Please see Michal’s comment at https://forum.emclient.com/emclient/topics/error-value-was-either-too-large-or-too-small-for-an-int32.

Maybe that will help.

This did work.  Thank you!

Great!!