diff --git a/libsearch/filesystemwatcher/file-system-watcher.cpp b/libsearch/filesystemwatcher/file-system-watcher.cpp
index f4fe84e..503e3f5 100644
--- a/libsearch/filesystemwatcher/file-system-watcher.cpp
+++ b/libsearch/filesystemwatcher/file-system-watcher.cpp
@@ -311,7 +311,7 @@ void FileSystemWatcher::eventProcess(int socket)
         }
         if (event->mask & EventModify) {
 //            qDebug() << path << "--EventModify";
-            if(!event->mask & IN_ISDIR) {
+            if(!(event->mask & IN_ISDIR)) {
                 Q_EMIT modified(path);
             }
         }
diff --git a/libsearch/mailsearch/mail-search-plugin.cpp b/libsearch/mailsearch/mail-search-plugin.cpp
index 5b63529..9408a5c 100644
--- a/libsearch/mailsearch/mail-search-plugin.cpp
+++ b/libsearch/mailsearch/mail-search-plugin.cpp
@@ -18,6 +18,7 @@
  *
  */
 #include "mail-search-plugin.h"
+#include <QDebug>
 #include "file-utils.h"
 #include "chinese-segmentation.h"
 using namespace UkuiSearch;
diff --git a/libsearch/notesearch/note-search-plugin.cpp b/libsearch/notesearch/note-search-plugin.cpp
index f06ade5..ba1bc51 100644
--- a/libsearch/notesearch/note-search-plugin.cpp
+++ b/libsearch/notesearch/note-search-plugin.cpp
@@ -21,6 +21,7 @@
 #include <QWidget>
 #include <QLabel>
 #include <qt5xdg/xdgicon.h>
+#include <QDebug>
 #include "file-utils.h"
 #include "chinese-segmentation.h"
 using namespace UkuiSearch;
diff --git a/libsearch/searchinterface/result-item.cpp b/libsearch/searchinterface/result-item.cpp
index 176fd26..65e9a6c 100644
--- a/libsearch/searchinterface/result-item.cpp
+++ b/libsearch/searchinterface/result-item.cpp
@@ -76,3 +76,15 @@ ResultItem::~ResultItem()
 ResultItem::ResultItem(const ResultItem &item): d(new ResultItemPrivate(*item.d))
 {
 }
+
+ResultItem &ResultItem::operator=(const ResultItem &other)
+{
+    *d = *other.d;
+    return *this;
+}
+ResultItem &ResultItem::operator=(ResultItem &&other) Q_DECL_NOEXCEPT
+{
+    d = other.d;
+    other.d = nullptr;
+    return *this;
+}
diff --git a/libsearch/searchinterface/result-item.h b/libsearch/searchinterface/result-item.h
index 6711115..5a38c03 100644
--- a/libsearch/searchinterface/result-item.h
+++ b/libsearch/searchinterface/result-item.h
@@ -30,10 +30,13 @@ public:
     explicit ResultItem();
     virtual ~ResultItem();
 
-    ResultItem(const ResultItem &item);
     explicit ResultItem(const size_t searchId);
     explicit ResultItem(const QString &itemKey);
     ResultItem(const size_t searchId, const QString &itemKey, const SearchResultPropertyMap &map);
+    ResultItem(const ResultItem &item);
+    ResultItem &operator=(const ResultItem &other);
+    ResultItem &operator=(ResultItem &&other) Q_DECL_NOEXCEPT;
+
     void setSearchId(const size_t searchId);
     void setItemKey(const QString &itemKey);
     size_t getSearchId() const;
diff --git a/libsearch/searchinterface/searchtasks/file-content-search-task.cpp b/libsearch/searchinterface/searchtasks/file-content-search-task.cpp
index 161136c..c8d9b49 100644
--- a/libsearch/searchinterface/searchtasks/file-content-search-task.cpp
+++ b/libsearch/searchinterface/searchtasks/file-content-search-task.cpp
@@ -29,6 +29,7 @@
 //Qt
 #include <QIcon>
 #include <QDebug>
+#include <QDateTime>
 
 using namespace UkuiSearch;
 
diff --git a/libsearch/settingsearch/settings-search-plugin.cpp b/libsearch/settingsearch/settings-search-plugin.cpp
index 1d35b13..8ded2d4 100644
--- a/libsearch/settingsearch/settings-search-plugin.cpp
+++ b/libsearch/settingsearch/settings-search-plugin.cpp
@@ -5,6 +5,7 @@
 #include <QDBusReply>
 #include <QDBusArgument>
 #include <QFile>
+#include <QDebug>
 #include "settings-search-plugin.h"
 #include "file-utils.h"
 
diff --git a/libsearch/websearch/web-search-plugin.cpp b/libsearch/websearch/web-search-plugin.cpp
index 1024e97..ac4eff2 100644
--- a/libsearch/websearch/web-search-plugin.cpp
+++ b/libsearch/websearch/web-search-plugin.cpp
@@ -1,5 +1,6 @@
 #include <QDBusReply>
 #include <QDesktopServices>
+#include <QDebug>
 #include "web-search-plugin.h"
 #include "global-settings.h"
 #define WEB_ENGINE_KEY "webEngine"