ORA-06520: PL/SQL: Error loading external library

Question

Hi
I am trying to use an external C program from sql using following steps.
copy the dll in dir ORACLE/806/BIN
create or replace library outs as
'e$/ORACLE/806/BIN/SmlCrcChecking.dll'
create or replace FUNCTION plsCheck_File_CRC (fname Varchar2)
return boolean
AS LANGUAGE C
library outs
name "Check_File_CRC";
and call the dll using
select plsCheck_File_CRC('c:\mttest.txt') from dual;
The dll is notc alled the message is
ERROR at line 1:
ORA-06520: PL/SQL: Error loading external library
ORA-06522: Unable to load DLL
Please help
Prashant

Answer 1

I am trying to create a Pl/SQL test env using
create or replace procedure file_test
(fname in varchar2,
status out number)
is
begin
If Check_File_CRC (fname) then
status:=0;
else
status:=1;
end if;
end;
However the following errros are displayed
Errors for PROCEDURE FILE_TEST
6/1 PL/SQL: Statement ignored
6/4 PLS-00382: expression is of wrong type
mY TNSNAMES.ORA contains following
additions
EXTPROC_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC0))
(CONNECT_DATA = (SID = PLSExtProc)(PRESENTATION = RO))
extproc_connection_data.world =
(DESCRIPTION =
(ADDRESS =
(PROTOCOL = IPC)
(KEY = extproc))
(CONNECT_DATA =
(SID = extproc)
AND LISTNER.ORA
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = PLSExtProc)
(ORACLE_HOME = D:\oracle\ora81)
(PROGRAM = extproc)
Message was edited by:
prashant13