getting ORA-22285: non-existent directory or file for FILEOPEN operation

Hi Sir,

Will inserting the image in a table we are hitting the following error:

getting ORA-22285: non-existent directory or file for FILEOPEN operation

I have created the directory POLICY_ATTACH

create or replace directory POLICY_ATTACH  as ' /u01/app/oracle/Policy_Attach';

GRANT READ, WRITE ON DIRECTORY POLICY_ATTACH to public;

GRANT READ, WRITE ON DIRECTORY POLICY_ATTACH to user;

They is a image in the directory location VPD_PHYSICAL_DM.png

The following piece of code is getting error out can you please suggest on this.

DECLARE

  P_FILE_NAME VARCHAR2(200);

BEGIN

  P_FILE_NAME := 'VPD_PHYSICAL_DM.png';