Connectrix B-Series: UFCS Lock Stage Failed Error

Summary: Universal Fabric Configuration Service (UFCS) lock stage failed due to Broadcom internal defect FOS-850662, fixed in Fabric Operating System (FOS) v9.2.1.

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
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Symptoms

These messages are recorded in the errdump and RAS logs:

2025/05/13-10:10:26 (IST), [UFCS-2007], 1302078, SLOT 2 | FID 128, WARNING, H1DEL, UFCS Lock stage Failed - clientId 4 (CFSD), cfgType 1, tagId 0x64, opFlag 4, dom 10, client-rsn 0, UFCS-rsn (24 - CLIENT_RESPONSE_FAIL).

2025/05/13-10:10:26:246405 (IST), [UFCS-2007], 2711574/1302078, SLOT 2 | FID 128, WARNING, H1DEL, UFCS Lock stage Failed - clientId 4 (CFSD), cfgType 1, tagId 0x64, opFlag 4, dom 10, client-rsn 0, UFCS-rsn (24 - CLIENT_RESPONSE_FAIL)., ufcs_dist.c, line: 2946, comp:ufcsd, ltime:2025/05/13-10:10:26:246142

Cause

A known issue which is Broadcom internal defect FOS-850662 causes the UFCS lock-stage failed messages.

This defect is identified as the root cause of the problem. It is not related to any external factors, such as environmental conditions, system configurations, or user actions.

Resolution

To resolve the UFCS lock stage failed issue, it is recommended to upgrade to a later version of FOS such as FOS 9.2.1 or later, where the defect FOS-850662 is fixed.

The defect FOS-850662 is fixed in FOS 9.2.1, and the future fix to eliminate this unnecessary WARNING level raslog is included under FOS-850662 for FOS 9.2.1 and FOS-850496 for FOS 10.x version.

Affected Products

Connectrix B-Series Fabric OS 9.X
Article Properties
Article Number: 000330739
Article Type: Solution
Last Modified: 21 Nov 2025
Version:  2
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