This error is not a simple configuration mismatch. It typically signals a serious structural problem in the trail file—the lifeblood of your GoldenGate replication. At its core, GoldenGate expected to read a 4-byte control field (usually a record length indicator or a checksum), but instead found an End-Of-File (EOF) marker or a null value (0 bytes).
trail file /u01/gg/dirdat/rt000012, at RBA 4820192 ogg-01184 expected 4 bytes but got 0 bytes in trail
Issues at the OS or storage layer can lead to null bytes or missing data at the end of a file. Recommended Troubleshooting Steps 1. Identify the Corrupted Trail This error is not a simple configuration mismatch
Identify the next valid Relative Byte Address (RBA) using the logdump utility. trail file /u01/gg/dirdat/rt000012, at RBA 4820192 Issues at
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.