diff --git a/libsearch/file-utils.cpp b/libsearch/file-utils.cpp
index c6fdacd..f6f8e50 100644
--- a/libsearch/file-utils.cpp
+++ b/libsearch/file-utils.cpp
@@ -483,8 +483,10 @@ void FileUtils::getDocxTextContent(QString &path, QString &textcontent) {
     if(!file.open(QuaZip::mdUnzip))
         return;
 
-    if(!file.setCurrentFile("word/document.xml", QuaZip::csSensitive))
+    if(!file.setCurrentFile("word/document.xml", QuaZip::csSensitive)) {
+        file.close();
         return;
+    }
     QuaZipFile fileR(&file);
 
     fileR.open(QIODevice::ReadOnly);        //读取方式打开
@@ -545,8 +547,10 @@ void FileUtils::getPptxTextContent(QString &path, QString &textcontent) {
         if(i.startsWith(prefix))
             fileList << i;
     }
-    if(fileList.isEmpty())
+    if(fileList.isEmpty()) {
+        file.close();
         return;
+    }
 
     for(int i = 0; i < fileList.size(); ++i){
         QString name = prefix + QString::number(i + 1) + ".xml";
@@ -650,8 +654,10 @@ void FileUtils::getXlsxTextContent(QString &path, QString &textcontent) {
     if(!file.open(QuaZip::mdUnzip))
         return;
 
-    if(!file.setCurrentFile("xl/sharedStrings.xml", QuaZip::csSensitive))
+    if(!file.setCurrentFile("xl/sharedStrings.xml", QuaZip::csSensitive)) {
+        file.close();
         return;
+    }
     QuaZipFile fileR(&file);
 
     fileR.open(QIODevice::ReadOnly);
@@ -706,8 +712,10 @@ void FileUtils::getXlsxTextContent(QString &path, QString &textcontent) {
 
 void FileUtils::getPdfTextContent(QString &path, QString &textcontent) {
     Poppler::Document *doc = Poppler::Document::load(path);
-    if(doc->isLocked())
+    if(doc->isLocked()) {
+        delete doc;
         return;
+    }
     const QRectF qf;
     int pageNum = doc->numPages();
     for(int i = 0; i < pageNum; ++i) {
diff --git a/libsearch/index/inotify-watch.cpp b/libsearch/index/inotify-watch.cpp
index 9ffdc5f..3cd7f6b 100644
--- a/libsearch/index/inotify-watch.cpp
+++ b/libsearch/index/inotify-watch.cpp
@@ -1,6 +1,7 @@
 #include "inotify-watch.h"
 #include <sys/ioctl.h>
 #include <malloc.h>
+#include <errno.h>
 using namespace Zeeker;
 static InotifyWatch* global_instance_InotifyWatch = nullptr;
 
@@ -65,7 +66,7 @@ bool InotifyWatch::removeWatch(const QString &path, bool removeFromDatabase)
             //        qDebug() << i.value();
             if(i.value().length() > path.length()) {
                 if(i.value().startsWith(path)) {
-                    qDebug() << "remove path: " << i.value();
+//                    qDebug() << "remove path: " << i.value();
                     inotify_rm_watch(m_inotifyFd, currentPath.key(path));
                     currentPath.erase(i++);
                 } else {
@@ -132,6 +133,8 @@ void InotifyWatch::run()
     if (m_inotifyFd > 0) {
         qDebug()<<"Inotify init success!";
     } else {
+        printf("errno=%d\n",errno);
+        printf("Mesg:%s\n",strerror(errno));
         Q_ASSERT_X(0, "InotifyWatch", "Failed to initialize inotify");
     }
 
@@ -205,10 +208,12 @@ void InotifyWatch::run()
             assert(false);
         }
     }
+    qDebug() << "Leave watch loop";
     if(FileUtils::SearchMethod::DIRECTSEARCH == FileUtils::searchMethod) {
         IndexStatusRecorder::getInstance()->setStatus(INOTIFY_NORMAL_EXIT, "3");
         removeWatch(QStandardPaths::writableLocation(QStandardPaths::HomeLocation), false);
     }
+    close(m_inotifyFd);
 //    fcntl(m_inotifyFd, F_SETFD, FD_CLOEXEC);
 //    m_notifier = new QSocketNotifier(m_inotifyFd, QSocketNotifier::Read);
 //    connect(m_notifier, &QSocketNotifier::activated, this, &InotifyWatch::slotEvent, Qt::DirectConnection);
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 2c593da..cf80e43 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -129,6 +129,8 @@ MainWindow::MainWindow(QWidget *parent) :
                 this->m_searchLayout->focusIn(); //打开主界面时输入框夺焦，可直接输入
                 this->raise();
                 this->activateWindow();
+            } else if(this->isVisible()&&!this->isActiveWindow()) {
+                this->activateWindow();
             } else {
                 tryHideMainwindow();
             }