ORA-01021: invalid context size specified
Cause: This is an internal error message not usually issued
Action: Contact Oracle Support Services
ORA-01021: invalid context size specified
Cause: This is an internal error message not usually issued
Action: Contact Oracle Support Services
ORA-01020: unknown context state
Cause: This is an internal error message not usually issued
Action: Contact Oracle Support Services
ORA-01019: unable to allocate memory in the user side
Cause: The user side memory allocator returned error
Action: Increase the processes heap size or switch to the old set of calls
ORA-01018: column does not have a LONG datatype
Cause: An attempt was made to fetch data using the LONG fetch option, but the specified column was not LONG
Action: Re-execute the fetch without the LONG fetch option or create the table with a LONG column
ORA-01017: invalid username/password; logon denied
Cause: An invalid username or password was entered in an attempt to log on to Oracle. The username and password must be the same as was specified in a GRANT CONNECT statement. If the username and password are entered together, the format is: username/password
Action: Enter a valid username and password combination in the correct format
ORA-01016: This function can be called only after a fetch
Cause: Cursor in an invalid state
Action: Make sure that the oci/upi function is called after fetch
ORA-01015: logon called recursively
Cause: This is an internal error message not usually issued
Action: Contact Oracle Support Services
ORA-01014: ORACLE shutdown in progress
Cause: A user tried to log on to Oracle while an instance shutdown was in progress. oraclens are disabled while Oracle is being shut down
Action: Wait until Oracle is brought back up before attempting to log on
ORA-01013: user requested cancel of current operation
Cause: The user interrupted an Oracle operation by entering CTRL-C, Control-C, or another canceling operation. This forces the current operation to end. This is an informational message only
Action: Continue with the next operation
ORA-01012: not logged on
Cause: A host language program issued an Oracle call, other than OLON or OLOGON, without being logged on to Oracle. This can occur when a user process attempts to access the database after the instance it is connected to terminates, forcing the process to disconnect
Action: Log on to Oracle, by calling OLON or OLOGON, before issuing any Oracle calls. When the instance has been restarted, retry the action