diff --git a/src/main/java/org/codelibs/fess/app/web/admin/design/AdminDesignAction.java b/src/main/java/org/codelibs/fess/app/web/admin/design/AdminDesignAction.java
index 8d4eb1789..5f9983c7b 100644
--- a/src/main/java/org/codelibs/fess/app/web/admin/design/AdminDesignAction.java
+++ b/src/main/java/org/codelibs/fess/app/web/admin/design/AdminDesignAction.java
@@ -181,7 +181,8 @@ public class AdminDesignAction extends FessAdminAction implements Serializable {
         File file = getTargetFile(form).get();
         if (file == null) {
             throwValidationError(messages -> messages.addErrorsTargetFileDoesNotExist(GLOBAL, form.fileName), toMainHtml());
-        };
+        }
+
         return asStream(file.getName()).stream(out -> {
             try (FileInputStream fis = new FileInputStream(file)) {
                 out.write(fis);
@@ -302,4 +303,4 @@ public class AdminDesignAction extends FessAdminAction implements Serializable {
             return asHtml(path_AdminDesign_AdminDesignJsp);
         };
     }
-}
\ No newline at end of file
+}
diff --git a/src/main/java/org/codelibs/fess/app/web/admin/searchlist/AdminSearchlistAction.java b/src/main/java/org/codelibs/fess/app/web/admin/searchlist/AdminSearchlistAction.java
index 246a944f0..8f4a6bcd0 100644
--- a/src/main/java/org/codelibs/fess/app/web/admin/searchlist/AdminSearchlistAction.java
+++ b/src/main/java/org/codelibs/fess/app/web/admin/searchlist/AdminSearchlistAction.java
@@ -124,6 +124,7 @@ public class AdminSearchlistAction extends FessAdminAction {
             form.query = null;
             return redirect(getClass());
         }
+        validate(form, messages -> {}, () -> asHtml(path_ErrorJsp));
         return asHtml(path_AdminSearchlist_IndexJsp).renderWith(data -> {
             doSearchInternal(data, form);
         });
@@ -177,7 +178,7 @@ public class AdminSearchlistAction extends FessAdminAction {
             if (pageNumber < 1) {
                 pageNumber = 1;
             }
-            form.start = (pageNumber - 1) * form.num;
+            form.start = (pageNumber - 1) * form.getPageSize();
         }
         return doSearch(form);
     }
diff --git a/src/main/java/org/codelibs/fess/app/web/admin/searchlist/ListForm.java b/src/main/java/org/codelibs/fess/app/web/admin/searchlist/ListForm.java
index 1a0b8386b..25c309ddd 100644
--- a/src/main/java/org/codelibs/fess/app/web/admin/searchlist/ListForm.java
+++ b/src/main/java/org/codelibs/fess/app/web/admin/searchlist/ListForm.java
@@ -26,7 +26,6 @@ import org.codelibs.fess.entity.GeoInfo;
 import org.codelibs.fess.entity.SearchRequestParams;
 import org.codelibs.fess.helper.QueryHelper;
 import org.codelibs.fess.util.ComponentUtil;
-import org.lastaflute.web.validation.Required;
 import org.lastaflute.web.validation.theme.conversion.ValidateTypeFailure;
 
 /**
@@ -54,10 +53,10 @@ public class ListForm implements SearchRequestParams, Serializable {
 
     public String[] lang;
 
-    @Required
+    // @Required
     public String docId;
 
-    @Required
+    // @Required
     public String url;
 
     @Override
@@ -95,31 +94,24 @@ public class ListForm implements SearchRequestParams, Serializable {
 
     public FacetInfo facet;
 
-    private int startPosition = -1;
-
-    private int pageSize = -1;
-
     @Override
     public int getStartPosition() {
-        if (startPosition != -1) {
-            return startPosition;
+        if (start == null) {
+            start = ComponentUtil.getQueryHelper().getDefaultStart();
         }
-        startPosition = start;
-        return startPosition;
+        return start;
     }
 
     @Override
     public int getPageSize() {
-        if (pageSize != -1) {
-            return pageSize;
-        }
         final QueryHelper queryHelper = ComponentUtil.getQueryHelper();
-        pageSize = num;
-        if (pageSize > queryHelper.getMaxPageSize() || pageSize <= 0) {
-            pageSize = queryHelper.getMaxPageSize();
+        if (num == null) {
+            num = queryHelper.getDefaultPageSize();
         }
-        num = pageSize;
-        return pageSize;
+        if (num > queryHelper.getMaxPageSize() || num <= 0) {
+            num = queryHelper.getMaxPageSize();
+        }
+        return num;
     }
 
     @Override
@@ -141,7 +133,7 @@ public class ListForm implements SearchRequestParams, Serializable {
     public String getSort() {
         return sort;
     }
-    
+
     public void initialize() {
         final QueryHelper queryHelper = ComponentUtil.getQueryHelper();
         if (start == null) {
@@ -153,5 +145,5 @@ public class ListForm implements SearchRequestParams, Serializable {
             num = queryHelper.getMaxPageSize();
         }
     }
-    
+
 }