diff --git a/src/BackProcess/tablet/getmodeldata.cpp b/src/BackProcess/tablet/getmodeldata.cpp
index 0f8080f..dee8cc6 100644
--- a/src/BackProcess/tablet/getmodeldata.cpp
+++ b/src/BackProcess/tablet/getmodeldata.cpp
@@ -105,7 +105,7 @@ bool GetModelData::cmpApp(QStringList &arg_1, QStringList &arg_2)
 QVector<QStringList> GetModelData::getRecentData()
 {
     QVector<QStringList> recentDataVector = QVector<QStringList>();
-    enumerator = new Peony::FileEnumerator(this);
+    enumerator = new Peony::FileEnumerator();
     enumerator->setEnumerateDirectory("recent:///");
     enumerator->enumerateSync();
 
@@ -126,6 +126,10 @@ QVector<QStringList> GetModelData::getRecentData()
     }
 
     qSort(recentDataVector.begin(), recentDataVector.end(), cmpApp);
+    if (enumerator) {
+        delete enumerator;
+        enumerator = nullptr;
+    }
     return recentDataVector;
 }
 
diff --git a/src/UserInterface/ListView/klistview.cpp b/src/UserInterface/ListView/klistview.cpp
index 64390d9..3e461a5 100644
--- a/src/UserInterface/ListView/klistview.cpp
+++ b/src/UserInterface/ListView/klistview.cpp
@@ -25,6 +25,7 @@
 KListView::KListView(QWidget *parent):
     QListView(parent)
 {
+    m_listmodel = new QStandardItemModel(this);
 }
 
 KListView::~KListView()
@@ -42,7 +43,6 @@ KListView::~KListView()
 
 void KListView::addData(QStringList data)
 {
-    m_listmodel = new QStandardItemModel(this);
     this->setModel(m_listmodel);
 
     Q_FOREACH(QString desktopfp, data) {
diff --git a/src/UserInterface/Widget/splitbar_frame.cpp b/src/UserInterface/Widget/splitbar_frame.cpp
index 83cfbaa..a9b474e 100644
--- a/src/UserInterface/Widget/splitbar_frame.cpp
+++ b/src/UserInterface/Widget/splitbar_frame.cpp
@@ -23,8 +23,8 @@ SplitBarFrame::SplitBarFrame(QWidget *parent, QString category, int width, int h
     m_width(width),
     m_height(height),
     m_module(module),
-    m_textLabel(new QLabel),
-    m_line(new QFrame)
+    m_textLabel(new QLabel(this)),
+    m_line(new QFrame(this))
 {
     initAppBtn();
 }
@@ -40,7 +40,7 @@ void SplitBarFrame::initAppBtn()
     //按钮透明
     this->setFocusPolicy(Qt::NoFocus);
     this->setAttribute(Qt::WA_TranslucentBackground);
-    QHBoxLayout *layout = new QHBoxLayout;
+    QHBoxLayout *layout = new QHBoxLayout(this);
     layout->setContentsMargins(15, 0, 0, 0);
     layout->setSpacing(6);
     m_textLabel->setAutoFillBackground(false);