some problem about Streaming-Based Sirpac....

Hello! I used streaming based-Sirpac to parser the structure.rdf from open directory....
It appear  the wrong  messsage  as below , it seems it's still out of range .....

F:\>rdf  f:\rdf\structure.rdf 
Exception in thread "main" String index out of range: -32
        at com.ibm.xml.framework.XMLParser.parse(XMLParser.java)
        at com.ibm.xml.parsers.SAXParser.parse(SAXParser.java)
        at org.w3c.rdf.SiRPAC.fetchRDF(SiRPAC.java:360)
        at org.w3c.rdf.SiRPAC.main(Compiled Code) 
the content of rdf.bat
@ECHO OFF
SET JAVA=java
SET PARSER=com.ibm.xml.parsers.SAXParser
SET CLASSPATH=%CLASSPATH%;f:\xml4j_2_0_15\xml4j.jar;F:\sirpac_s;
%JAVA% -Dorg.xml.sax.parser=%PARSER%  org.w3c.rdf.SiRPAC -s %1