TargetInvocationException

Hello,

I worked with RDM for some time now very happely, but since a few days when I start it up I get the following error:
Version: Enterprise Edition 6.1.3.0
TargetInvocationException - Exception has been thrown by the target of an invocation.
at System.RuntimeTypeHandle.CreateInstance(RuntimeType type, Boolean publicOnly, Boolean noCheck, Boolean& canBeCached, RuntimeMethodHandle& ctor, Boolean& bNeedSecurityCheck)
at System.RuntimeType.CreateInstanceSlow(Boolean publicOnly, Boolean fillCache)
at System.RuntimeType.CreateInstanceImpl(Boolean publicOnly, Boolean skipVisibilityChecks, Boolean fillCache)
at System.Activator.CreateInstance(Type type, Boolean nonPublic)
at Devolutions.RemoteDesktopManager.Managers.UIManager.CreateMainForm()
at Devolutions.RemoteDesktopManager.Managers.UIManager.get_FrmMain()
at Devolutions.RemoteDesktopManager.Program.Main(String[] args)
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TypeInitializationException - The type initializer for 'Devolutions.RemoteDesktopManager.Managers.SecurityManager' threw an exception.
at Devolutions.RemoteDesktopManager.Managers.SecurityManager.EnsureUnlocked()
at Devolutions.RemoteDesktopManager.Managers.UIManager.RestoreApplication(IMainForm mainForm, Boolean forceMaximize)
at Devolutions.RemoteDesktopManager.Forms.FrmMainDockable.DoInitializeComponent()
at Devolutions.RemoteDesktopManager.Forms.FrmBase.Initialize()
at Devolutions.RemoteDesktopManager.Forms.FrmBase..ctor()
at Devolutions.RemoteDesktopManager.Forms.FrmMainBase..ctor()
at Devolutions.RemoteDesktopManager.Forms.FrmMainDockable..ctor()
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InvalidOperationException - This implementation is not part of the Windows Platform FIPS validated cryptographic algorithms.
at System.Security.Cryptography.MD5CryptoServiceProvider..ctor()
at Devolutions.RemoteDesktopManager.Managers.SecurityManager..cctor()

Already tried to re-install it, but no luck.

Can someone please help me?

Kind regards,

Tjeerd Posthumus