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問題
日付フィールドを含む新しい構造を作成して保存しようとすると、次のようなエラーが表示されます。
Error executing FreeMarker template FreeMarker template error: The following has evaluated to null or missing: ==> staticUtil [in template "com.liferay.dynamic.data.mapping.service_4.1.0_CLASS_LOADER_CONTEXT_com/liferay/dynamic/data/mapping/service/dependencies/ddm/date.ftl" at line 4, column 16]
---- Tip: If the failing expression is known to 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)?? ----
---- FTL stack trace ("~" means nesting-related): - Failed at: DATE = staticUtil["java.util.Calendar... [in template "com.liferay.dynamic.data.mapping.service_4.1.0_CLASS_LOADER_CONTEXT_com/liferay/dynamic/data/mapping/service/dependencies/ddm/date.ftl" at line 4, column 9]