Mac OS Big Sur - Manager is not opening

After update my Mac to new operation system Big Sur my desktop Manager is not opening giving this kind of Error Message

:0
at HttpFramework.HttpServer.Start (HttpFramework.HttpApplication httpApplication, System.Nullable`1[T] port, System.String prefix, System.String hostname) [0x0010b] in <972613b7675f4ff7aa9557957f512681>:0
at ManagerServer.HttpServer.Start (ManagerServer.HttpApplication httpApplication, System.Int32 ports, System.String prefix, System.String hostname) [0x00034] in <3bbde0aa58a547638febde13fe2dffe1>:0
at ManagerDesktop.Program.Main (System.String args) [0x00249] in :0

Please help to run Manager !

Please post a screen shot of the actual error message rather than a transcription.

I just solved this issue

Just I needed to download Manager again and reinstall it - I had old version of Manager

Thank you !