=== test.xml ===

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
  "/usr/share/xml/docbook/schema/dtd/4.4/docbookx.dtd">

<book>
  <bookinfo>
    <title>User Guide</title>
  </bookinfo>

  <chapter>
    <title>Install</title>

    <para>You need to download the sources and install the plugins.</para>

  </chapter>
</book>

=== END ===

=== COMMAND USED ===

xsltproc /usr/share/xml/docbook/stylesheet/nwalsh/html/docbook.xsl test.xml -o test.html

=== END ===

=== ERROR ===

warning: failed to load external entity "-o"
unable to parse -o
test.html:1: parser error : Opening and ending tag mismatch: meta line 1 and head
</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2"></head>
                                                                               ^
test.html:1: parser error : Opening and ending tag mismatch: hr line 1 and div
><h1 class="title"><a name="id2244163"></a>User Guide</h1></div></div><hr></div>
                                                                               ^
test.html:1: parser error : Input is not proper UTF-8, indicate encoding !
Bytes: 0xA0 0x31 0x2E 0xA0
iv class="titlepage"><div><div><h2 class="title"><a name="id2532685"></a>Chapter
                                                                               ^
test.html:1: parser error : Opening and ending tag mismatch: div line 1 and body
You need to download the sources and install the plugins.</p></div></div></body>
                                                                               ^
test.html:1: parser error : Opening and ending tag mismatch: body line 1 and html
ed to download the sources and install the plugins.</p></div></div></body></html
                                                                               ^
test.html:2: parser error : Premature end of data in tag meta line 1

^
test.html:2: parser error : Premature end of data in tag head line 1

^
test.html:2: parser error : Premature end of data in tag html line 1

^
unable to parse test.html


=== END ===