Fix list for Informix Server 14.10.xC14W4 and Informix Client SDK 4.50.xC14W4 releases
Abstract
Informix provides periodic fixes for the 14.10/4.50 releases. The following list is the most recent report of defect fixes for customer-reported defects in the Informix Server 14.10.xC14W4 and Informix Client SDK 4.50.xC14W4 releases. This report combines both Windows and UNIX-specific defect fixes.
Content
Fix Pack 14.10.xC14W4/4.50.xC14W4
Fix release date: 20 Oct 2026
Download: IBM Fix Central
| KI ID | Known Issue Abstract |
| DT503055 | Optimizer ignores the ALL_ROWS directive and picks a slow plan for queries with a large IN list when OPT_GOAL=0. |
| DT502070 | ON-Bar Level 0 backup can fail when using SSL with BAR_MAX_BACKUP greater than 1. |
| DT497589 | Stored procedure that selects from nested views fails with an assertion failure in itbldscan(). |
| DT503296 | ESQL/C application crashes with “Floating exception†when FET_BUF_SIZE is set to a non-default value. |
Document Information
Modified date:
22 October 2026