Can't start monitoring plugin on openfire 4.6.1

After update 4.6.1 and plugin monitoring on version 2.2.0 it can’t inicialize properly.

OS: Windows Server 2008
DB: HSQL Database Engine 2.4.1


Openfire 4.6.1 [13/01/2021 17:34:40]

Successfully loaded plugin ‘admin’.
Encontrado uma versão antiga do banco de dados 6 para monitoring. Atualizando para versão 7…

**Translation [A old version of database 6 was found for monitoring. Updating for version 7…]

Exception in thread “TaskEngine-timer” java.lang.OutOfMemoryError: Java heap space
Error while loading plugin ‘monitoring’: Atualização do banco de dados falhou. Favor atualizar manualmente seu banco de dados.

**Translation [Database update failure. Please update your database manualy.

jan 13, 2021 5:55:23 PM com.sun.jersey.api.core.PackagesResourceConfig init
INFORMAÇÕES: Scanning for root resource and provider classes in the packages:
org.jivesoftware.openfire.plugin
jan 13, 2021 5:55:24 PM com.sun.jersey.server.impl.application.WebApplicationImpl _initiate
INFORMAÇÕES: Initiating Jersey application, version ‘Jersey: 1.19.4 05/24/2017 03:46 PM’
An exception occurred while loading plugin ‘monitoring’:
Successfully loaded plugin ‘broadcast’.
Successfully loaded plugin ‘contentfilter’.
Successfully loaded plugin ‘search’.
Successfully loaded plugin ‘clientcontrol’.
Finished processing all plugins.

**Some parts are in portuguese and translated for english.

I suspect that i have to improve memory, but i can’t find any solutions about these versions.