diff --git a/designer-base/src/main/java/com/fr/design/actions/file/PreferenceAction.java b/designer-base/src/main/java/com/fr/design/actions/file/PreferenceAction.java
index a41f6cb56d..dd48e26841 100644
--- a/designer-base/src/main/java/com/fr/design/actions/file/PreferenceAction.java
+++ b/designer-base/src/main/java/com/fr/design/actions/file/PreferenceAction.java
@@ -40,7 +40,8 @@ public class PreferenceAction extends UpdateAction {
                 DesignerEnvManager.loadLogSetting();
                 DesignerEnvManager.getEnvManager().saveXMLFile();
                 JTemplate jt = HistoryTemplateListCache.getInstance().getCurrentEditingTemplate();
-                if (jt != null) {
+                //不能只单纯判断!=null,JTemplate还有可能是JNullTemplate.NULL,这个时候模板也是空内容的
+                if (JTemplate.isValid(jt)) {
                     jt.refreshToolArea();
                 }
                 preferencePane.showRestartDialog();