diff --git a/src/input-box.cpp b/src/input-box.cpp
index cf2c5e8..d6d751a 100644
--- a/src/input-box.cpp
+++ b/src/input-box.cpp
@@ -217,7 +217,7 @@ SearchLineEdit::SearchLineEdit()
     m_model->setStringList(GlobalSettings::getInstance()->getSearchRecord());
     m_completer->setModel(m_model);
     m_completer->setCompletionMode(QCompleter::InlineCompletion);
-    m_completer->setCaseSensitivity(Qt::CaseInsensitive);
+    m_completer->setMaxVisibleItems(14);
 
     setCompleter(m_completer);
 
diff --git a/src/main.cpp b/src/main.cpp
index 2c3c9cd..8fff0fe 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -135,32 +135,21 @@ int main(int argc, char *argv[])
         {
             qWarning()<<"I can't find home! I'm done here!!";
             printf("I can't find home! I'm done here!!");
+            syslog(LOG_ERR,"I can't find home! I'm done here!!\n");
         }
     }
     p_home = NULL;
     while(!QDir(QDir::homePath()).exists())
     {
-        qWarning()<<"Home not exits!!";
-        printf("Home not exits!!");
+        qWarning()<<"Home is not exits!!";
+        printf("Home is not exits!!");
+        syslog(LOG_ERR,"Home is not exits!!\n");
         ::sleep(1);
     }
 
-    QDir fifoDir = QDir(QDir::homePath()+"/.config/org.ukui/ukui-search");
-    if(!fifoDir.exists())
-        qDebug()<<"create fifo path"<<fifoDir.mkpath(fifoDir.absolutePath());
-
-    unlink(UKUI_SEARCH_PIPE_PATH);
-    int retval = mkfifo(UKUI_SEARCH_PIPE_PATH, 0777);
-    if(retval == -1)
-    {
-        perror("creat fifo error\n");
-        assert(false);
-        return -1;
-    }
-    printf("create fifo success\n");
-
-
     qInstallMessageHandler(messageOutput);
+
+    qDebug() << "ukui-search main start";
     qRegisterMetaType<QPair<QString,QStringList>>("QPair<QString,QStringList>");
     qRegisterMetaType<Document>("Document");
 
@@ -191,6 +180,21 @@ int main(int argc, char *argv[])
 
     //here need to be modified
     /*-------------ukuisearchdbus Test start-----------------*/
+
+    QDir fifoDir = QDir(QDir::homePath()+"/.config/org.ukui/ukui-search");
+    if(!fifoDir.exists())
+        qDebug()<<"create fifo path"<<fifoDir.mkpath(fifoDir.absolutePath());
+
+    unlink(UKUI_SEARCH_PIPE_PATH);
+    int retval = mkfifo(UKUI_SEARCH_PIPE_PATH, 0777);
+    if(retval == -1)
+    {
+        qCritical()<<"creat fifo error!!";
+        syslog(LOG_ERR,"creat fifo error!!\n");
+        assert(false);
+        return -1;
+    }
+    qDebug()<<"create fifo success\n";
     UkuiSearchQDBus usQDBus;
     usQDBus.setInotifyMaxUserWatches();
 
@@ -270,7 +274,6 @@ int main(int argc, char *argv[])
 //    qDebug() << "main start";
 //    FirstIndex* fi = new FirstIndex("/home");
 //    fi->start();
-    qDebug() << "main start";
     AppMatch::getAppMatch()->start();
     //wtf???
 //     AppMatch apm;
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 4c40069..b869465 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -54,6 +54,7 @@ MainWindow::MainWindow(QWidget *parent) :
 {
 
     m_searcher = new SearchManager();
+    m_settingsMatch = new SettingsMatch(this);
     //    FileUtils::findMultiToneWords("仇仇仇仇仇仇仇仇仇仇仇翟康宁test");
     /*-------------Inotify Test Start---------------*/
     //    QTime t1 = QTime::currentTime();
@@ -329,9 +330,8 @@ void MainWindow::searchContent(QString keyword){
     m_contentFrame->setKeyword(keyword);
 
     //设置搜索
-    SettingsMatch * settingMatchor = new SettingsMatch(this);
     QStringList settingList;
-    settingList = settingMatchor->startMatchApp(keyword);
+    settingList = m_settingsMatch->startMatchApp(keyword);
     m_contentFrame->resetSearchList();
     m_contentFrame->setSettingList(settingList);
 
diff --git a/src/mainwindow.h b/src/mainwindow.h
index 535799b..7384b31 100644
--- a/src/mainwindow.h
+++ b/src/mainwindow.h
@@ -100,6 +100,7 @@ private:
     SearchAppThread * m_seach_app_thread = nullptr;
 
     SearchManager* m_searcher = nullptr;
+    SettingsMatch *m_settingsMatch = nullptr;
     QSystemTrayIcon *m_sys_tray_icon;
 
 protected: