An error occurred while processing the template.
The following has evaluated to null or missing:
==> xPathSelectorC.selectSingleNode(rootElement)  [in template "20157#20197#4138883" at line 53, column 125]

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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: #assign category = xPathSelectorC.sel...  [in template "20157#20197#4138883" at line 53, column 105]
----
1<style> 
2	.AF-Faq_title2 { 
3		display: -ms-flexbox; 
4		display: flex; 
5		-ms-flex-align: end; 
6		align-items: flex-end; 
7		min-height: 3.125rem; 
8		margin-bottom: 0.625rem; 
9
10</style> 
11<div> 
12<section class="AF-FAQPage_abstract"> 
13	<div class="container"> 
14		<div class="row"> 
15			<div class="col-xs-12 offset-xs-0 col-lg-10 offset-lg-1"> 
16				<div class="AF-Abstract"> 
17					<h1 class="AF-Text_black mb-2x">FAQ</h1> 
18					<p class="AF-Paragraph_large AF-Abstract_subtitle">${languageUtil.get(request,"multilingua.adt2019_FAQ.intestazione" )}</p> 
19				</div> 
20			</div> 
21		</div> 
22	</div> 
23</section> 
24<#if entries?has_content> 
25<div class="container"> 
26    <div class="row"> 
27        <div class="col-xs-12 offset-xs-0 col-lg-10 offset-lg-1"> 
28            <section class="mb-9x mb-md-12x"> 
29                <div class="row"> 
30                    <div class="col-xs-12"> 
31                        <div class="row"> 
32                            <div class="col-xs-12"> 
33                                <div class="AF-FaqSearch" data-state="close"> 
34                                    <div class="AF-Accordion AF-FaqSearch_accordion" data-state="close"> 
35                                        <div class="AF-Accordion_wrapper AF-FaqSearch_accordionWrapper"> 
36                                            <p class="AF-Accordion_title AF-FaqSearch_title">${languageUtil.get(request,"multilingua.adt2019_FAQ.lbl.tutte.le.faq")}</p> 
37												<div class="AF-Accordion_icon"> 
38													<svg id="chevron-down" xmlns="http://www.w3.org/2000/svg"> 
39														<use xlink:href="#icon-chevron-down"></use> 
40													</svg> 
41												</div> 
42                                        </div> 
43                                        <div id="af-tab-nav-mobile"> 
44										<#assign idCategory =1 /> 
45											<#list entries as curEntry> 
46												<#assign renderer = curEntry.getAssetRenderer() /> 
47												<#assign className = renderer.getClassName() /> 
48												<#if className == "com.liferay.journal.model.JournalArticle"> 
49													<#assign journalArticle = renderer.getArticle() /> 
50													<#assign document = saxReaderUtil.read(journalArticle.getContent()) /> 
51													<#assign rootElement = document.getRootElement() /> 
52													<#assign xPathSelectorC = saxReaderUtil.createXPath("dynamic-element[@name='Category']/dynamic-content[@language-id = '${locale}']") /> 
53													<#assign category = xPathSelectorC.selectSingleNode(rootElement).getStringValue() /> 
54												</#if> 
55													<p class="AF-Accordion_content AF-FaqSearch_content"> 
56														<a class="AF-FaqSearch_link" href="#faq_${idCategory}">${category}</a> 
57													</p> 
58												<#assign idCategory = idCategory +1 /> 
59											</#list> 
60                                        </div> 
61                                    </div> 
62									<span class="AF-InputSearch_icon AF-FaqSearch_icon-search" data-state="close"> 
63											<svg id="icon-search-input" xmlns="http://www.w3.org/2000/svg"> 
64												<use xlink:href="#icon-search"></use> 
65											</svg> 
66									</span> 
67                                    <div class="AF-Input AF-FaqSearch_input"> 
68                                        <div class="AF-Input_wrap"> 
69                                            <div class="AF-Input_icon AF-Input_icon-left"> 
70                                                <svg id="icon-search-input" xmlns="http://www.w3.org/2000/svg"> 
71                                                    <use xlink:href="#icon-search"></use> 
72                                                </svg> 
73                                            </div> 
74                                            <input type="text" class="AF-Input_field AF-Input-indent AF-Input_field-no-border js-AF-FAQSearch_input" placeholder="${languageUtil.get(request,"multilingua.adt2019_FAQ.placeholder")}"> 
75                                        </div> 
76                                    </div> 
77                                    <div class="AF-FaqSearch_button"> 
78                                        <button class="AF-Btn AF-Btn-primary"> 
79                                            <span class="AF-Btn_label AF-Btn_label-medium">${languageUtil.get(request,"multilingua.adt2019_FAQ.lbl.cerca" )}</span> 
80                                        </button> 
81                                    </div> 
82                                    <div class="AF-FaqSearch_icon-close"> 
83                                        <svg id="icon-delete-menu" xmlns="http://www.w3.org/2000/svg"> 
84                                            <use xlink:href="#icon-delete"></use> 
85                                        </svg> 
86                                    </div> 
87                                </div> 
88                            </div> 
89                        </div> 
90                    </div> 
91                </div> 
92            </section> 
93        </div> 
94    </div> 
95</div> 
96	<div class="container mb-13x mb-md-20x"> 
97		<div class="row"> 
98			<div class="col-xs-12 offset-xs-0 col-lg-10 offset-lg-1"> 
99				<section> 
100					<div class="container"> 
101						<div class="row"> 
102							<div class="AF-Faq_links col-xs-12 col-md-4"> 
103								<div class="AF-Faq_title AF-Faq_title-all AF-Tab_li AF-Tab_li-primary AF-Faq_tab-active"> 
104									<p>${languageUtil.get(request,"multilingua.adt2019_FAQ.lbl.tutte.le.faq")}</p> 
105								</div> 
106								<ul id="af-tab-nav" class="AF-Faq_ul"> 
107								<#assign idCategory =1 /> 
108									<#list entries as curEntry> 
109										<#assign renderer = curEntry.getAssetRenderer() /> 
110										<#assign className = renderer.getClassName() /> 
111										<#if className == "com.liferay.journal.model.JournalArticle"> 
112											<#assign journalArticle = renderer.getArticle() /> 
113											<#assign document = saxReaderUtil.read(journalArticle.getContent()) /> 
114											<#assign rootElement = document.getRootElement() /> 
115											<#assign xPathSelectorC = saxReaderUtil.createXPath("dynamic-element[@name='Category']/dynamic-content[@language-id = '${locale}']") /> 
116											<#assign category = xPathSelectorC.selectSingleNode(rootElement).getStringValue() /> 
117										</#if> 
118										<li class="AF-Tab_li AF-Tab_li-primary"> 
119											<a class="AF-Tab_link-primary" href="#faq_${idCategory}">${category}</a> 
120										</li> 
121										<#assign idCategory = idCategory +1 /> 
122									</#list> 
123								</ul> 
124							</div> 
125							<div class="col-xs-12 col-md-8"> 
126								<div id="faqResultEmpty" class="col-xs-12 offset-xs-0 col-lg-10 offset-lg-1" style="display:none; margin-top: 15px;"> 
127									<h4>${languageUtil.get(request,"multilingua.adt2019_FAQ.lbl.noresult")}</h4> 
128								</div> 
129								<div class="AF-Faq_tab-content"> 
130									<#assign idCategory =1 /> 
131									<#list entries as curEntry> 
132										<#assign renderer = curEntry.getAssetRenderer() /> 
133										<#assign className = renderer.getClassName() /> 
134										<#if className == "com.liferay.journal.model.JournalArticle"> 
135											<#assign journalArticle = renderer.getArticle() /> 
136											<#assign document = saxReaderUtil.read(journalArticle.getContent()) /> 
137											<#assign rootElement = document.getRootElement() /> 
138											<#assign xPathSelectorC = saxReaderUtil.createXPath("dynamic-element[@name='Category']/dynamic-content[@language-id = '${locale}']") /> 
139											<#assign category = xPathSelectorC.selectSingleNode(rootElement).getStringValue() /> 
140											<#assign xPathSelectorQ = saxReaderUtil.createXPath("dynamic-element[@name='Question']") /> 
141											<#assign questions = xPathSelectorQ.selectNodes(rootElement) /> 
142											<#assign xPathSelectorQTitle = saxReaderUtil.createXPath("dynamic-content[@language-id = '${locale}']") /> 
143											<#assign xPathSelectorA = saxReaderUtil.createXPath("dynamic-element[@name='Answer']/dynamic-content[@language-id = '${locale}']") /> 
144										</#if> 
145										<div class="AF-Faq_tab-pane AF-Faq_tab-active" id="faq_${idCategory}"> 
146											<div class="AF-Faq_title2"> 
147												<h3>${category}</h3> 
148											</div> 
149											<#list questions as question> 
150												<div class="AF-Accordion AF-FAQ-Accordion" data-state="close"> 
151													<#assign questionTitle = xPathSelectorQTitle.selectSingleNode(question).getStringValue() /> 
152													<#assign answer = xPathSelectorA.selectSingleNode(question).getStringValue() /> 
153													<div class= "AF-Faq_Search"> 
154														<div class="AF-Accordion_wrapper"> 
155															<p class="AF-Accordion_title AF-FAQ-Accordion_title">${questionTitle}</p> 
156															<div class="AF-Accordion_icon"> 
157																<svg id="chevron-down" xmlns="http://www.w3.org/2000/svg"> 
158																	<use xlink:href="#icon-chevron-down"></use> 
159																</svg> 
160															</div> 
161														</div> 
162														<div class="AF-Accordion_content">${answer}</div> 
163													</div> 
164												</div> 
165											</#list> 
166										</div> 
167										<#assign idCategory = idCategory + 1 /> 
168									</#list> 
169								</div> 
170							</div> 
171						</div> 
172					</div> 
173				</section> 
174			</div> 
175		</div> 
176	</div> 
177</#if> 
178</div> 
179<style> 
180	.AF-Faq_hidden{ 
181		display :none !important; 
182
183</style> 
184 
185<script type="text/javascript"> 
186	$(document).ready(function() { 
187		$(document).on('click', '.AF-Faq_title-all', function(e) { 
188			$(".js-AF-FAQSearch_input").val(""); 
189			clearSearchFaq(); 
190		}); 
191	}); 
192 
193	function clearSearchFaq(){ 
194		$("#faqResultEmpty").css("display", "none"); 
195		$.each($(document).find(".AF-Faq_hidden"), function(){ 
196			$(this).removeClass("AF-Faq_hidden"); 
197		}); 
198
199 
200	function doSearch(){ 
201		clearSearchFaq(); 
202		var keyword = $('.js-AF-FAQSearch_input').val(); 
203 
204			var i=0; 
205			$.each($(".AF-Faq_tab-pane"), function(){ 
206				var j = 0; 
207				$.each($(this).find(".AF-Faq_Search"), function(){ 
208					var content = $(this).text().toLowerCase(); 
209					if(content.indexOf(keyword.toLowerCase()) == -1 ){ 
210						$(this).addClass("AF-Faq_hidden"); 
211					}else{ 
212						j = j+1; 
213
214				}); 
215				if(j == 0){ 
216					$(this).addClass("AF-Faq_hidden"); 
217				}else{ 
218					i= i+1; 
219
220			}); 
221			if(i == 0){ 
222				$("#faqResultEmpty").css("display", "block"); 
223
224
225 
226	$(document).ready(function() { 
227		$(document).on('click', '.AF-Btn_label', function(e) { 
228			$(".js-AF-FAQSearch_input").val(); 
229			doSearch(); 
230			$(".js-AF-FAQSearch_input").val(""); 
231		}); 
232	}); 
233 
234	$('.js-AF-FAQSearch_input').keypress(function(e) { 
235            if(e.which == 13) { 
236			doSearch(); 
237			$(".js-AF-FAQSearch_input").val(""); 
238 
239
240        }); 
241 
242	$(document).ready(function() { 
243		$(document).on('click', '.AF-Faq_ul', function(e) { 
244			$(".js-AF-FAQSearch_input").val(""); 
245			clearSearchFaq(); 
246		}); 
247	}); 
248 
249 
250	$(document).ready(function() { 
251		$(document).on('click', '.AF-FaqSearch_icon-close', function(e) { 
252			$(".js-AF-FAQSearch_input").val(""); 
253			clearSearchFaq(); 
254        }); 
255 
256 
257	    url = window.location.href; 
258	    if(url.indexOf("keyword") >  -1){ 
259			query_str = url.substr(url.indexOf('keyword'), url.length-1); 
260			query_str2 = query_str.substr(query_str.indexOf('=')+1, query_str.length-1); 
261			query_str3= query_str2.split("%20").join(" "); 
262			$(".js-AF-FAQSearch_input").val(query_str3); 
263			doSearch(); 
264
265	}); 
266</script>