Can't edit entries with RDM 6.2.0.0 and MariaDB

Yesterday night, I upgraded RDM to 6.2.0.0 and now i can't edit any entry. When I press the button, "An unexpected has occurred" with:

InvalidOperationException - The connection is already open.

at MySql.Data.MySqlClient.Interceptors.ExceptionInterceptor.Throw (System.Exception exception) [0x0002b] in <ffa6b95770be4daf8d8ae25ca059b16a>:0

at MySql.Data.MySqlClient.MySqlConnection.Throw (System.Exception ex) [0x0000a] in <ffa6b95770be4daf8d8ae25ca059b16a>:0

at MySql.Data.MySqlClient.MySqlConnection.Open () [0x00014] in <ffa6b95770be4daf8d8ae25ca059b16a>:0

at A.c8bb832eaa4caed25b50caade71232a37.c3cb902526fa9ec7cddbaa546e2bb5167 (System.String c3a7c71f30053a5a40fc3b4f66e72b871) [0x00149] in <87c399b16abf4db8936c1604b2839361>:0

at A.c1933be818b32ca543a867aadd3cdc1d2.c53cb207606717a4480bfd85a370e712c (A.cf931db40d67118f61c0d37f2bbfd119a cebf0ca7af1fe8d459a9566466bf773b0) [0x002e3] in <a6b5179ee2414f2ca1a59d9a9dddb5d6>:0

at Devolutions.RemoteDesktopManager.Managers.SessionMenuManager.MnuEditConnection_Click (System.Object sender, System.EventArgs e) [0x00030] in <a6b5179ee2414f2ca1a59d9a9dddb5d6>:0

at A.cbe3a1866406a07f28e423cad6b763f9c.c22acddf492fec3db93c138895e42dfa4 (Foundation.NSObject c8ad6bf904cc20ff7473646ce8553aabc) [0x00045] in <7b82888d60ec44cca26e8b779dbb3217>:0

Open ssh/session, duplicate entry, create a new folder etc works perfectly.