در حین انجام عملیات خطایی رخ داده است.
The following has evaluated to null or missing:
==> content  [in template "10157#10197#3452182" at line 15, column 18]

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Tip: If the failing expression is known to be legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use <#if myOptionalVar??>when-present<#else>when-missing</#if>. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)??
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FTL stack trace ("~" means nesting-related):
	- Failed at: ${content.getData()?replace("\n", "\l...  [in template "10157#10197#3452182" at line 15, column 16]
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1<div class="centerize clearfix"> 
2	<div class="video-article-container clearfix"> 
3		<header class="featured-header clearfix"> 
4			<h1>${.vars['reserved-article-title'].data}</h1> 
5			<div class="header-meta clearfix"> 
6			<#assign date = .vars['reserved-article-create-date'].data> 
7        	    <ul> 
8                    <li><i class="far fa-clock"></i><time class="datetime" datetime="">${.data_model['reserved-article-create-date'].data}</time> 
9                    </li> 
10        		</ul> 
11        	</div> 
12        </header> 
13    <div class="post-content clearfix"> 
14        <div class="post-content-holder clearfix"> 
15            <p>${content.getData()?replace("\n", "<br>")}</p> 
16        </div> 
17    </div> 
18</div>