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

For Replicat, point it to the new trail file:

ERROR OGG-01184 Expected 4 bytes, but got 0 bytes, in trail ./dirdat/xx000000, seqno XX, reading record trailer token at RBA XXXXXXX.

: Add the TCPBUFSIZE and TCPDELAY configurations to your parameter profiles to optimize network payloads. Ensure your Data Pump employs the RMTHOST parameter accompanied by STREAMING attributes to stabilize pipeline streaming.

Check the process report or ggserr.log to find the exact sequence number and RBA. ogg-01184 expected 4 bytes but got 0 bytes in trail

A: No. The process will abend every time. You must correct the file or move to the next sequence.

Host trail files on stable, high-performance filesystems to reduce the risk of I/O related corruption. OGG-01184 - Oracle GoldenGate Error Messages

If the steps above fail to resolve the issue, the problem may be more complex. For Replicat, point it to the new trail

Below is a comprehensive guide to understanding why this error happens, how to troubleshoot its root causes, and how to resolve it safely without losing data integrity. 🔍 Understanding the Anatomy of OGG-01184

Remember: GoldenGate is a sequential, binary protocol. Bytes do not lie. When it expects 4 bytes but gets 0, your ear to the rail has detected a break ahead. Stop the train, repair the rail, and resume the journey.

Before fixing the error, you must understand what GoldenGate is trying to read. A trail file (e.g., dirdat/rt000001 ) is a binary sequence of records. Each record represents a database operation (INSERT, UPDATE, DELETE, DDL). The structure is: Check the process report or ggserr

Expected 3,number,0 bytes, but got 4,number,0 bytes, in trail 0, seqno 1,number,0, reading record trailer token at RBA {2, Oracle Help Center Extract & Pump Abends — oracle-mosc

: If this occurs frequently on a Pump process, check for network timeouts or "SSL connection unexpectedly closed" errors in the OCI GoldenGate logs . OGG-01184 - Oracle GoldenGate Error Messages

A: Only via advanced hex editing. Most users are better off rolling over and reloading.