some loading problems

Hello!

I've installed some plug-ins in grasshopper, but it seems to be something wrong when loading them...

The reports are attached below, and do hope someone here could fix them.

Thanks a lot!

Object: InterconnectPoints (level 1)
{
  Exception has been thrown by the target of an invocation.
  TargetInvocationException
}

Object: InterconnectPoints (level 2)
{
  Method not found: 'Void GH_InputParamManager.Register_PointParam(System.String, System.String, System.String, Boolean)'.
  MissingMethodException
}

Object: KangarooA (level 1)
{
  Exception has been thrown by the target of an invocation.
  TargetInvocationException
}

Object: KangarooA (level 2)
{
  Method not found: 'Void GH_InputParamManager.Register_PointParam(System.String, System.String, System.String, Boolean)'.
  MissingMethodException
}

Object: RemoveDuplicateLines (level 1)
{
  Exception has been thrown by the target of an invocation.
  TargetInvocationException
}

Object: RemoveDuplicateLines (level 2)
{
  Method not found: 'Void GH_InputParamManager.Register_CurveParam(System.String, System.String, System.String, Boolean)'.
  MissingMethodException
}

Object: RemoveDuplicatePts (level 1)
{
  Exception has been thrown by the target of an invocation.
  TargetInvocationException
}

Object: RemoveDuplicatePts (level 2)
{
  Method not found: 'Void GH_InputParamManager.Register_PointParam(System.String, System.String, System.String, Boolean)'.
  MissingMethodException
}

Object: TSplinesSimpleComponent (level 1)
{
  Exception has been thrown by the target of an invocation.
  TargetInvocationException
}

Object: TSplinesSimpleComponent (level 2)
{
  Method not found: 'Void GH_InputParamManager.Register_MeshParam(System.String, System.String, System.String, Boolean)'.
  MissingMethodException
}