<!doctype html public "-//w3c//dtd html 4.0 transitional//en">
<html>
<head>







<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<title>Message background and recovery options</title>
<base target="_top">
<link rel="stylesheet" href="basicpg.css">
</head>
<body text="#000000" bgcolor="#FFFFFF" link="#0000FF" vlink="#333399" alink="#0000FF">
<h1>Could not unblock logical device [number]: controller [number]</h1>
<h2>Explanation:</h2>
<p>The specified logical device could not be unblocked because of one of the following:
<ul>
  <li>The rebuild operation was not completed successfully.</li>
  <li>A hardware error occurred.</li>
</ul>

<h2>Action:</h2>

<p>Verify that the rebuild operation was completed successfully. If it did, then
  complete the following steps:
<ol>
  <li>Verify that the controller, cables, and physical drives are installed properly.</li>
  <li>Verify that there is power to the physical drives.</li>
  <li>Retry the command.</li>
  <li>If the command still fails, restart the server and retry the command.</li>
  <li>
<p>If the problem persists, contact your service representative.</p>
</li>
</ol>

<div align="center">
  <hr>
  <a href="gportal.htm">Glossary</a> | <a href="menutoc.htm">Contents</a></div>

<p align="right">x-0003-HSM-00-06-EN </p>

</body>




</html>
