Thank you for the response.
I have changed the code for this: changed the & for (cpath) and I am getting the same error?
DEFINE CLASS wwMyserver AS CUSTOM OLEPUBLIC

PROCEDURE PrintFile
SET PRINTER TO NAME "Adobe PDF"
CLOSE TABLES all
USE j:\medebill\1005\history\1005_2454746_29894_z.dbf IN 0 ALIAS TMP
SELECT TMP
cpath = "j:\medebill\1005\1005pcl.frx"
PUBLIC rpt_prerun
rpt_prerun=.F.

REPORT FORM (cpath) TO PRINTER NOCONSOLE
USE

ENDPROC
ENDDEFINE