How to resolve - ORA-29540: class oracle/xml/parser/plsql/XMLParserCover does not exist

@load

Hi  ,
I have weird issue . The developer is getting
ORA-29540: class oracle/xml/parser/plsql/XMLParserCover does not exist . I found out I need to install the following to fix it .

            loadjava -r -v -f -user   xmlparserv2.jar


                  $ loadjava -r -v -f -user apps/apps  xmlplsql.jar
                  $ cd $ORACLE_HOME/xdk/plsql/parser/bin/
                  $ sqlplus apps/apps  @load.sql


but in 10g i could not find xmlplsql.jar at the specified location . I can find it in 9i .

please help .

thanks much