RDM crash with some SSH connections

Since the version 2021.1.32 and later I'm having constant crashes with some SSH connections.

These two events are recorded at the time of the crash.

Application: RemoteDesktopManagerFree.exe
Framework Version: v4.0.30319
Description: The process was terminated due to an unhandled exception.
Exception Info: exception code c0000005, exception address 00007FFFA29E9697
Stack:

Faulting application name: RemoteDesktopManagerFree.exe, version: 2021.1.34.0, time stamp: 0x60ba2b67
Faulting module name: DevolutionsProtocols.dll, version: 2021.6.3.1, time stamp: 0x60b91b73
Exception code: 0xc0000005
Fault offset: 0x0000000000059697
Faulting process id: 0x2758
Faulting application start time: 0x01d75c72193bd8b8
Faulting application path: C:\Program Files\RemoteDesktopManager\RemoteDesktopManagerFree.exe
Faulting module path: C:\Program Files\RemoteDesktopManager\x64\DevolutionsProtocols.dll
Report Id: 272fa4e1-843c-4b96-90a0-a2fc961f9d06
Faulting package full name:
Faulting package-relative application ID:

This is the connection configuration:

<?xml version="1.0"?>
<ArrayOfConnection>
  <Connection>
    <ConnectionType>Putty</ConnectionType>
    <CreatedBy>XXXX</CreatedBy>
    <CreationDateTime>2021-03-21T08:47:55</CreationDateTime>
    <CredentialConnectionID>XXXX</CredentialConnectionID>
    <ID>XXXX</ID>
    <Name>name</Name>
    <OpenEmbedded>true</OpenEmbedded>
    <Stamp>XXXXX</Stamp>
    <SubMode>2</SubMode>
    <Putty>
      <CustomSessionName>Default Settings</CustomSessionName>
      <Host>name.domain.com</Host>
      <ProtocolType>SSH</ProtocolType>
      <SessionName>Default Settings</SessionName>
      <UseSession>false</UseSession>
    </Putty>
  </Connection>
</ArrayOfConnection>