VNX: No source LUNs to snapshot for Coherency Group [group_name] (User Correctable)
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Symptoms
User created a New Larger LUN and migrated data from a smaller LUN. Now the backups are failing.
User is using EMC Networker Module for Meditech to backup VNX LUNs. When a backup starts the first step is for the VNX to create a Snapshot of the LUN and then backup the snapshot.
The backup is failing when attempting to create a VNX snapshot.
The EMC Networker error message is "No source LUNs to snapshot for Coherency Group [group_name]"
User is using EMC Networker Module for Meditech to backup VNX LUNs. When a backup starts the first step is for the VNX to create a Snapshot of the LUN and then backup the snapshot.
The backup is failing when attempting to create a VNX snapshot.
The EMC Networker error message is "No source LUNs to snapshot for Coherency Group [group_name]"
Cause
The New LUN was not added to the Consistency Group on the VNX.
Resolution
Removed old LUN from Consistency Group and added new LUN. Now backups are working.
Affected Products
VNX/VNXeProducts
VNX1 Series, VNX2 Series, VNX/VNXeArticle Properties
Article Number: 000065895
Article Type: Solution
Last Modified: 11 Oct 2024
Version: 3
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