schannel errors

Anyone tell me why I see this system entry?  And what may be causing it?

Thanks!

Log Name:      System
Source:        Schannel
Date:          3/16/2014 11:44:34 AM
Event ID:      36888
Task Category: None
Level:         Error
Keywords:      
User:          SYSTEM
Computer:      si-PC
Description:
The following fatal alert was generated: 40. The internal error state is 252.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="Schannel" Guid="{1F678132-5938-4686-9FDC-C8FF68F15C85}" />
    <EventID>36888</EventID>
    <Version>0</Version>
    <Level>2</Level>
    <Task>0</Task>
    <Opcode>0</Opcode>
    <Keywords>0x8000000000000000</Keywords>
    <TimeCreated SystemTime="2014-03-16T16:44:34.188914500Z" />
    <EventRecordID>83580</EventRecordID>
    <Correlation />
    <Execution ProcessID="808" ThreadID="4356" />
    <Channel>System</Channel>
    <Computer>si-PC</Computer>
    <Security UserID="S-1-5-18" />
  </System>
  <EventData>
    <Data Name="AlertDesc">40</Data>
    <Data Name="ErrorState">252</Data>
  </EventData>
</Event>