diff --git a/src/log/UserOperationLog.cpp b/src/log/UserOperationLog.cpp
index 2cc9778..404e37b 100644
--- a/src/log/UserOperationLog.cpp
+++ b/src/log/UserOperationLog.cpp
@@ -37,6 +37,7 @@ QString getOperationName(UserOperation operation)
 }
 
 void UserOperationLog::log(UserOperation operation, bool processing) {
+    reloadFile();
     QDateTime now = QDateTime::currentDateTime();
     AppGlobalValues::setLastOperationTime(now);
     AppGlobalValues::setLastOperation(operation);
@@ -45,3 +46,18 @@ void UserOperationLog::log(UserOperation operation, bool processing) {
     QString UserName = User::Current()->getUserCode().isEmpty()?"anonymous":User::Current()->getUserCode();
     out << now.toString(Qt::DateFormat::ISODateWithMs)<<"\t"<<UserName<<"\t"<<operationName<<endl;
 }
+
+void UserOperationLog::reloadFile() {
+    QString newFileName = "./log/" + QDate::currentDate().toString("yyyy-MM-dd")+QString("-op.log");
+    //inprocessing 暂时没有使用
+    if (newFileName == currentFileName && !AppGlobalValues::InProcessing().toBool()) return;
+    logFile.close();
+    logFile.setFileName(newFileName);
+    if (logFile.exists())
+    {
+        logFile.open(QFile::OpenModeFlag::Append | QFile::OpenModeFlag::Text);
+    } else{
+        logFile.open(QFile::OpenModeFlag::NewOnly | QFile::OpenModeFlag::Text);
+    }
+    out.setDevice(&logFile);
+}
diff --git a/src/log/UserOperationLog.h b/src/log/UserOperationLog.h
index f438da7..aa36843 100644
--- a/src/log/UserOperationLog.h
+++ b/src/log/UserOperationLog.h
@@ -51,7 +51,7 @@ public:
         return &d;
     }
     void log(UserOperation operation, bool processing = false);
-
+    void reloadFile();
 private:
     QString currentFileName;
     QFile logFile;