NNC-00001: maximum number of connections already open

Cause: All available name service connections are handling requests.

Action: If the problem occurs when running a name server, increase the values of names.max_open_connections. If the problem occurs in a client program, turn on tracing and re-execute the failing operation. If the error persists, contact Worldwide Customer Support.

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NNC-00002: error listening on stream string

Cause: The name server was asked to listen on the specified address, and failed, probably because the address is malformed, or because it uses a SQL*Net protocol adaptor which has not been installed.

Action: Make sure the address is properly formed, and that it uses a protocol adaptor which has been installed on your system.

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NNC-00003: error opening stream string

Cause: A name server or client program attempted to open a connection to another server and failed, either because the server is down, or because the network path to that server is not working. This error is usually displayed underneath an error which describes the problem in more detail.

Action: Make sure that the server being connected to is listening on the address used, and that there is network connectivity between the two end-points.

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NNC-00004: connection is broken

Cause: The connection from a name server or client program to another server has been broken, either because that server has shut down, or because the network path to the server has stopped working. This error is usually displayed underneath an error which describes the problem in more detail.

Action: Make sure that the server being connected to is running and listening on the address used, and that there is network connectivity between the two end-points.

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NNC-00050: message format error

Cause: A corrupted name server message was received by a name server or the name server program interface.

Action: Not normally visible to the user. For further details, turn on tracing and re-execute the failing operation. If the error persists, contact Worldwide Customer Support.

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