Ogg-01184 Expected 4 Bytes But Got 0 Bytes In Trail =link= May 2026

OGG-01184

Understanding OGG-01184: Trail File Mismatch The error typically occurs when an Oracle GoldenGate (OGG) process (Extract or Replicat) attempts to read a record from a trail file, but the file ends prematurely or is corrupted. Specifically, the process expected a 4-byte length header for a data record but encountered 0 bytes (EOF). Common Root Causes

AUTOSTART

Ensure and RETRIES are configured to handle transient network issues. Monitor disk space on trail file directories. ogg-01184 expected 4 bytes but got 0 bytes in trail

• A “ghdr” (GoldenGate header) that is partial or missing.
• A record length of 0 or negative.
• Any message saying “incomplete block.”

-- For Extract (writing trail) TRAILCHKSUMBLOCKCHECK YES TRAILCHKSUMCHECK YES A “ghdr” (GoldenGate header) that is partial or missing