## Sym_u3

Seen on:
* Windows Vista

<table border="1" class="docutils">
  <tbody>
    <tr>
      <td><b>Log type(s):</b></td>
      <td>System</td>
    </tr>
    <tr>
      <td><b>Log source(s):</b></td>
      <td>Sym_u3</td>
    </tr>
    <tr>
      <td><b>Event message file(s):</b></td>
      <td>%SystemRoot%\System32\IoLogMsg.dll</td>
    </tr>
  </tbody>
</table>

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