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OFweek半导体照明网

LED照明

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罗姆展出非极性面的GaN蓝色LED

导读: Expression pagenewsdetail.summery is undefined on line 40, column 31 in com/ofweek/portal/news/templates/article.ftl. The problematic instruction: ---------- ==> if-else [on line 40, column 26 in com/ofweek/portal/news/templates/article.ftl] ---------- Java backtrace for programmers: ---------- freemarker.core.InvalidReferenceException: Expression pagenewsdetail.summery is undefined on line 40, column 31 in com/ofweek/portal/news/templates/article.ftl. at freemarker.core.TemplateObject.assertNonNull(TemplateObject.java:125) at freemarker.core.Expression.getStringValue(Expression.java:118) at freemarker.core.Expression.getStringValue(Expression.java:93) at freemarker.core.BuiltIn$lengthBI._getAsTemplateModel(BuiltIn.java:292) at freemarker.core.Expression.getAsTemplateModel(Expression.java:89) at freemarker.core.ComparisonExpression.isTrue(ComparisonExpression.java:111) at freemarker.core.IfBlock.accept(IfBlock.java:80) at freemarker.core.Environment.visit(Environment.java:221) at freemarker.core.MixedContent.accept(MixedContent.java:92) at freemarker.core.Environment.visit(Environment.java:221) at freemarker.core.Environment.process(Environment.java:199) at freemarker.template.Template.process(Template.java:259) at com.ofweek.portal.service.impl.TemplateServiceFreemarkerImpl.outputTemplate(TemplateServiceFreemarkerImpl.java:57) at com.ofweek.portal.news.service.impl.AbstractNewsTemplateService.outputTemplate(AbstractNewsTemplateService.java:294) at com.ofweek.portal.news.service.impl.AbstractNewsTemplateService.outputNewsDetail(AbstractNewsTemplateService.java:123) at com.ofweek.service.impl.HTMLManagerImpl.newsSource(HTMLManagerImpl.java:1439) at com.Common.ThreadNews.run(ThreadNews.java:21)

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