Se ha producido un error al procesar la plantilla.
Java method "com.sun.proxy.$Proxy634.getArticleContent(long, String, String, String, com.liferay.portal.kernel.theme.ThemeDisplay)" threw an exception when invoked on com.sun.proxy.$Proxy634 object "com.liferay.journal.service.impl.JournalArticleLocalServiceImpl@5d99880e"; see cause exception in the Java stack trace.

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FTL stack trace ("~" means nesting-related):
	- Failed at: ${journalArticleService.getArticleCon...  [in template "217051#217099#572289" at line 9, column 17]
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1<#assign ParamUtil = staticUtil["com.liferay.portal.kernel.util.ParamUtil"]         
2         journalArticleService = serviceLocator.findService("com.liferay.journal.service.JournalArticleLocalService") 
3         articleId = ParamUtil.getString(request,"articleId", "") 
4/> 
5 
6<#if articleId?has_content> 
7    <div class="card flex-md-row mb-4 box-shadow h-md-250"> 
8        <div class="card-body d-flex flex-column align-items-start">  
9    		${journalArticleService.getArticleContent(groupId, articleId, "VIEW", languageUtil.getLanguageId(request), themeDisplay)}          
10    	</div> 
11    </div> 
12</#if>