ORA-31024: Parser initialization failed with LPX-201 error while parsing a stream to XOB

While running

adop phase=prepare, 


 select node_name from FND_OAM_CONTEXT_FILES
  2      where NAME not in ('TEMPLATE','METADATA','config.txt') and
  3          CTX_TYPE='A' and (status is null or upper(status) in ('S','F'))
  4          and EXTRACTVALUE(XMLType(TEXT),'//file_edition_type') = 'run'
  5          and EXTRACTVALUE(XMLType(TEXT),'//oa_service_group_status[@oa_var=''s_web_admin_status'']')='enabled'
  6          and EXTRACTVALUE(XMLType(TEXT),'//oa_service_list/oa_service[@type=''admin_server'']/oa_service_status')='enabled'
  7  ;


ERROR at line 4:
ORA-31024: Parser initialization failed with LPX-201 error
while parsing a stream to XOB
ORA-06512: at "SYS.XMLTYPE", line 272
ORA-06512: at line 1

While applying the patches for latest AD and TXK patches,

we were told to run

perl $ORACLE_HOME/nls/data/old/cr9idata.pl

Verify $ORA_NLS10 variable

Once, it is completed, we should source the database environment and start the database.

Once it is done, the error is gone.