ORA-00128 This Command Requires a Dispatcher Name

Error Code
ORA-00128

Description
This command requires a dispatcher name.

Cause
Possible cause of this error is, wrong syntax for ALTER SYSTEM SHUTDOWN

Action
To fix this error, use correct syntax: ALTER SYSTEM SHUTDOWN [ IMMEDIATE ] 'dispatcher name'.

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ORA-00127 Dispatcher string does not exist

Error Code
ORA-00127

Description
Dispatcher string does not exist.

Cause
Possible cause of this error is, there is currently no dispatcher running with the specified name.

Action
To fix this error, retry with a name of the form "D###" denoting an existing dispatcher process.

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ORA-00126 Connection Refused Invalid Duplicity

Error Code
ORA-00126

Description
Connection refused, invalid duplicity.

Cause
Possible cause of this error is, the DUPLICITY in the CONNECT_DATA of the TNS address DESCRIPTION is not correct or is not supported.

Action
To fix this error, correct the DUPLICITY specified in the TNS address.

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ORA-00125 Connection Refused Invalid Presentation

Error Code
ORA-00125

Description
Connection refused, invalid presentation.

Cause
Possible cause of this error is, the PRESENTATION in the CONNECT_DATA of the TNS address DESCRIPTION is not correct or is not supported.

Action
To fix this error, correct the PRESENTATION specified in the TNS address.

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ORA-00124 DISPATCHERS Specified without MAX_SHARED_SERVERS

Error Code
ORA-00124

Description
DISPATCHERS specified without MAX_SHARED_SERVERS.

Cause
Possible cause of this error is, a definition for DISPATCHERS was specified in the initialization parameter file, but MAX_SHARED_SERVERS was specified as zero.

Action
To fix this error, specify MAX_SHARED_SERVERS to be greater than zero.

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