check your tnsnames.ora permission.
ex)
ORACLE_HOME = /home/oracle/oracle
chmod 755 /home/oracle/oracle/network/admin -R
Yahoo!!!!!! I solved it!!!
check your tnsnames.ora permission.
ex)
ORACLE_HOME = /home/oracle/oracle
chmod 755 /home/oracle/oracle/network/admin -R
Yahoo!!!!!! I solved it!!!