Fix relative link to error analyzer in PDF

h2/src/docsrc/html/build.html

@@ -268,7 +268,7 @@ or if  you have a feature request:
 </li><li>Before posting problems, check the
     <a href="faq.html">FAQ</a> and do a <a href="http://google.com">Google search</a>.
 </li><li>When got an unexpected exception, please try the
-    <a href="sourceError.html">Error Analyzer tool</a>. If this doesn't help,
+    <a href="http://www.h2database.com/html/sourceError.html">Error Analyzer tool</a>. If this doesn't help,
     please report the problem, including the complete error message and stack trace,
     and the root cause stack trace(s).
 </li><li>When sending source code, please use a public web clipboard such as