Unable to access webfig once I set to WISP AP

Following the steps described below (originally posted by RavenBlack ) I was successful in setting up WISP AP mode on the Mikrotik hAP RB951Ui-2nD with RouterOS v. 6.44
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http://forum.mikrotik.com/t/how-do-i-manage-wisp-ap-via-webui/129141/6