Oracle Error ORA-28540: Internal Result Error

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Description

The ORA-28540 error indicates an internal protocol issue within Oracle's Heterogeneous Services or Database Gateway. This typically occurs when the Oracle database attempts to communicate with a non-Oracle data source, and a protocol mismatch or data conversion problem arises during the data transfer.

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Error Message

ORA-28540: internal result set error

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Known Causes

4 known causes

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Protocol Mismatch

The communication protocol used between Oracle and the non-Oracle data source is incompatible or incorrectly configured. This mismatch prevents successful data exchange.

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Data Type Conversion Error

Oracle is unable to properly convert data types between the Oracle database and the external data source, leading to a failure during result set processing.

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Gateway Configuration Issue

The Oracle Database Gateway is not properly configured to handle the specific non-Oracle data source or protocol. Incorrect settings can disrupt the data flow.

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Network Connectivity Problems

Network issues between the Oracle database and the external data source, or the gateway, can cause incomplete or corrupted data transmission, resulting in this error.

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Solutions

Coming Soon

Detailed step-by-step solutions for this error are being prepared. In the meantime, try these general troubleshooting tips:

General Troubleshooting Tips

Check the error message carefully for specific details
Review recent changes that might have caused the error
Search for the exact error code in the official documentation
Check log files for additional context
Try restarting the application or service

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