Drains and sewers

An error occurred while processing the template. 
Denied access to method or field getAttribute of class org.apache.catalina.core.ApplicationHttpRequest

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FTL stack trace ("~" means nesting-related):
	- Failed at: #assign currentGroupid = serviceConte...  [in template "20116#20152#64536" at line 10, column 1]
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1<script type="text/javascript" src="//platform-api.sharethis.com/js/sharethis.js#property=59bfee6ab37b64001107445e&product=custom-share-buttons"></script> 
2 
3<#assign serviceContext = staticUtil["com.liferay.portal.kernel.service.ServiceContextThreadLocal"].getServiceContext()> 
4<#assign httpServletRequest = serviceContext.getRequest()> 
5 
6<#assign GroupLocalService = serviceLocator.findService("com.liferay.portal.kernel.service.GroupLocalService")> 
7 
8<#assign currentGroupid=groupId> 
9 
10<#assign currentGroupid = serviceContext.getRequest().getAttribute("LIFERAY_S