java.net.URISyntaxException: Illegal character in query at index 41: http://php.net/manual-lookup.php?pattern=\PDO
   at java.net.URI$Parser.fail(URI.java:2829)
   at java.net.URI$Parser.checkChars(URI.java:3002)
   at java.net.URI$Parser.parseHierarchical(URI.java:3092)
   at java.net.URI$Parser.parse(URI.java:3034)
   at java.net.URI.<init>(URI.java:595)
   at java.net.URL.toURI(URL.java:938)
   at org.netbeans.modules.extbrowser.NbDdeBrowserImpl.loadURLInBrowserInternal(NbDdeBrowserImpl.java:184)
   at org.netbeans.modules.extbrowser.ExtBrowserImpl$1.run(ExtBrowserImpl.java:166)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)