The vendor has published 1 unique mention(s) for this bug: 1. While upgrading the VPX version from 13.1-51.x to 13.1-54.x with the extra management CPU enabled, the Management Service restarts with the ExtraManagementCPUNotSupported error. For related information, see Resource Allocation (https://docs.netscaler.com/en-us/sdx/13-1/provision-netscaler-instances.html%23resource-allocation) . Modules: 1. NetScaler SDX Appliance Latest urls for this bug: 1. https://docs.netscaler.com/en-us/updates?product=NetScaler%20ADC%20%28includes%20NetScaler%20Gateway%29&version=13.1&build=56.18 2. https://docs.netscaler.com/en-us/updates?product=NetScaler%20ADC%20%28includes%20NetScaler%20Gateway%29&version=14.1&build=38.53