Answer / guest

Cause: The connect request was denied by the remote user (or
TNS software).

Action: Not normally visible to the user. For further
details, turn on tracing and reexecute the operation.

Please add more information about this Error

Answer / krish

tnsname .ora file is not configured properly. it a listner
problem, we can resolve this by starting up the listener
manually

Answer / mike fernacz

Check the MTU size of the ethernet ports are not set to
9126. Once I changed my MTU size back to 1500 on Solaris
server. The sqlplus to remote database did not hang anymore.

Answer / uma bala

This error can come if the DB connection given is incorrect

Answer / rajaram

if you are trying to connect data base. if it went down at
the time . this case also you get this error.

Answer / swetha

tns.ora is not configure.its a listener problem .we should
give an entry in listener.ora on which database
(service),protocol so it showin an error

RMAN-10003: unable to connect to target database

1 Answers  

ORA-40219: apply result table string is incompatible with current operation

1 Answers  

ORA-30772: opaque types do not have default constructors

1 Answers  

ORA-25290: Cannot complete operation on queue string with existing messages

1 Answers  

ORA-22958: This operation is not allowed in check constraints or triggers

1 Answers  

ORA-30129: invalid function argument received

1 Answers  

CLSS-00200: local node string not listed in configuration

1 Answers  

ORA-30086: interval year-month result not allowed for datetime subtraction

1 Answers  

ORA-24093: AQ agent string not granted privileges of database user string

1 Answers  

ORA-31160: max substitution group size string exceeded by "string" (string) for head element "string" (string)

1 Answers  

PCC-00082: Length and scale specifications must be an integer

1 Answers  

ORA-22806: not an object or REF

1 Answers