Attempting upgrade of Unity Connection Server from 10.5 to 12. 5 but the ISO is not being recognized as a valid upgrade.
See below for installed COP files
admin:show version active Active Master Version: 10.5.2.21900-13Active Version Installed Software Options: ciscocm.enable-sha512sum-2021-signing-key-v1.0.copciscocm.cuc_upgrade_12_0_v1.3.cop
image attempted to upgrade with is
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