ORA-39002: invalid operation in Expdp

Error:

ORA-39002: invalid operation
ORA-39070: Unable to open the log file.
ORA-29283: invalid file operation
ORA-06512: at "SYS.UTL_FILE", line 488
ORA-29283: invalid file operation

Error occurred in Oracle EXPDB backup because directory path in not exists in Windows / Linux

Solution:

Step 1: Please check the directory which you used in expdp directory parameter.

expdp directory=dbbackup

Step 2: Login with sysdba and check the directory path.

Select * from dba_directories where directory_name = 'DBBACKUP';

Step 3: Check the path shown in above queries and check in Windows / Linux is path is correct.