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Home > Success Center > Network Performance Monitor (NPM) > NPM - Knowledgebase Articles > A polling engine with a stacked poller setup shows high polling rate after upgrading to 12.0.1

A polling engine with a stacked poller setup shows high polling rate after upgrading to 12.0.1

Updated January 26, 2107

Overview

After upgrading to 12.0.1, a polling engine with a stacked poller setup shows high polling rate.

Environment

NPM 12.0.1

Cause 

This can happen if the license for the stacked poller is not assigned properly in the new centralized licensing introduce with NPM 12.0.1.

Resolution

Follow the steps in the Assign licenses page to assign the licenses properly.

 

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