Ogg-01184 Expected 4 Bytes But Got 0 Bytes In Trail ^hot^ Jun 2026

OGG-01184 Message: Expected 4 bytes but got 0 bytes in trail Category: Trail File Read Error / End-of-File Handling

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The source Extract is generating a trail format that the target Replicat does not understand. ogg-01184 expected 4 bytes but got 0 bytes in trail

| Field | Size | Description | |-------|------|-------------| | Record Length | 4 bytes | Indicates the total size of the following data | | Record Data | Variable | Actual change data in canonical format | | Checksum (optional) | 4 bytes | Integrity check | OGG-01184 Message: Expected 4 bytes but got 0

Checksums add about 3-5% overhead but prevent silent corruption. The error message you're encountering, "ogg-01184 expected 4

After rolling over, you may need to reposition the downstream process to the new sequence number.

The error message you're encountering, "ogg-01184 expected 4 bytes but got 0 bytes in trail," typically occurs in the context of Oracle database operations, particularly when dealing with Oracle Data Pump or Oracle Secure Backup (OSB) operations. However, the most common scenarios involve issues with data files, backups, or exports created with Oracle tools.