TNS-12511: TNS:service handler found but it is not accepting connections
Cause: The dispatchers notified the listener that they temporarily do not accept new connections.
Action: Attempt the connection again. If error persists, contact the DBA to check the state of the dispatchers and/or ask him to increase the number of dispatchers.
TNS-12513
Custom Search


More Oracle errors
ORA-12721operation cannot execute when other sessions are active
ORA-30055NULL snapshot expression not allowed here
QSM-01215query rewrite not possible when query GROUP BY clause has non-columns
ORA-24905invalid recipient protocol attribute passed into OCI call
ORA-01689syntax error in clause "string" of string
LPX-00014context is not clean
PCC-02313malformed VARCHAR declaration - missing length
TNS-12596TNS:internal inconsistency
TNS-12210TNS:error in finding Navigator data
QSM-01058MV, string, does not have column, string, for a joinback
NID-00602Could not allocate number bytes for "string"
DRG-10853Catsearch does not support this operator
ORA-26526materialized view sql ddl parse/expansion failed for string.string
ORA-36843(XSLMGEN13) Dimension string.string hierarchy string is missing a PHYSICALNAME property value
ORA-30331summary does not exist
RMAN-08534channel string: control file restore from AUTOBACKUP complete
ORA-53053lock request error: string
RMAN-00566could not open TRACE "string"
QSM-00784the string string referenced in the list string is invalid for parameter string
ORA-14316table is not partitioned by List method




TOP 20 Oracle errors
ORA-12504TNS:listener was not given the SERVICE_NAME in CONNECT_DATA
RMAN-20079full resync from primary database is not done
ORA-14411The DDL cannot be run concurrently with other DDLs
ORA-14760ADD PARTITION is not permitted on Interval partitioned objects
ORA-10877error signaled in parallel recovery slave string
ORA-32701Hang detected
ORA-00838Specified value of MEMORY_TARGET is too small, needs to be at least stringM
ORA-16665timeout waiting for the result from a database
ORA-16957SQL Analyze time limit interrupt
ORA-16664unable to receive the result from a database
RMAN-08132WARNING: cannot update recovery area reclaimable file list
ORA-00000normal, successful completion
ORA-16766Redo Apply is stopped
ORA-00837Specified value of MEMORY_TARGET greater than MEMORY_MAX_TARGET
RMAN-08137WARNING: archived log not deleted as it is still needed
DIA-48122error with opening the ADR block file [string] [string]
ORA-47988password should contain at least one numeric and one alphabetic character
IMP-00057Warning: Dump file may not contain data of all partitions of this table
ORA-00001unique constraint (string.string) violated
ORA-55508Invalid input to Flashback Transaction Backout




Your own TOP 20 Oracle errors
TNS-12511TNS:service handler found but it is not accepting connections