Repeated errors when starting RDM

I get Repeated errors every time I start RDM on Windows 10.

One example (they're all the same and I get this error per each entry in my Vault):

Status: 422

   at Devolutions.Hub.Clients.HubClient.<PutEntryAsync>d__71.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at Devolutions.Hub.Clients.HubClient.<>c__DisplayClass70_0.<<PutEntry>b__0>d.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at Devolutions.Hub.Clients.HubClient.PutEntry(Guid vaultId, Guid entryId, Entry entryToPut)
   at Devolutions.RemoteDesktopManager.Managers.DevolutionsHubDataSourceManager.SaveConnectionAsEntry(Guid dataSourceID, Guid repositoryID, Connection toSave, Connection[] currentConnections)
   at Devolutions.RemoteDesktopManager.Managers.DevolutionsHubDataSourceManager.SaveConnection(Guid dataSourceID, Guid repositoryID, Connection toSave)
   at Devolutions.RemoteDesktopManager.Business.DataSources.HubConnectionDataSource.SaveConnection(Connection connection)