Description: Session "WbadminUIInBuiltTracing" failed to start with the following error: 0xC000003

We are seeing the following on a Windows 2008 R2 Exchange 2007 box:

Log Name:      Microsoft-Windows-Kernel-EventTracing/Admin
Source:        Microsoft-Windows-Kernel-EventTracing
Date:          27/06/2018 10:26:51
Event ID:      2
Task Category: Session
Level:         Error
Keywords:      Session
User:          domain\username
Computer:      %COMPUTERNAME%.domain.suffix
Description:
Session "WbadminUIInBuiltTracing" failed to start with the following error: 0xC0000035
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="Microsoft-Windows-Kernel-EventTracing" Guid="{B675EC37-BDB6-4648-BC92-F3FDC74D3CA2}" />
    <EventID>2</EventID>
    <Version>0</Version>
    <Level>2</Level>
    <Task>2</Task>
    <Opcode>12</Opcode>
    <Keywords>0x8000000000000010</Keywords>
    <TimeCreated SystemTime="2018-06-27T09:26:51.426647100Z" />
    <EventRecordID>63</EventRecordID>
    <Correlation />
    <Execution ProcessID="9300" ThreadID="9760" />
    <Channel>Microsoft-Windows-Kernel-EventTracing/Admin</Channel>
    <Computer>%COMPUTERNAME%.domain.suffix</Computer>
    <Security UserID="S-1-5-21-643322192-3791837119-3815354684-500" />
  </System>
  <EventData>
    <Data Name="SessionName">WbadminUIInBuiltTracing</Data>
    <Data Name="FileName">
    </Data>
    <Data Name="ErrorCode">3221225525</Data>
    <Data Name="LoggingMode">2</Data>
  </EventData>
</Event>

Does anyone know what action we need to take?

This appeared to be the mailbox assistant service having crashed that caused this error and not a harmless error as some of the internet was leading us to believe.

We restarted the service and the error disappeared.