diff --git a/source/dbManager.cpp b/source/dbManager.cpp
index 9ceb9aa..3b0ca9c 100644
--- a/source/dbManager.cpp
+++ b/source/dbManager.cpp
@@ -108,6 +108,7 @@ bool DatabaseManager::connect(const QString& strConnectionName)
     db.setDatabaseName(config.strDBName);
     db.setUserName(config.strUserName);
     db.setPassword(config.strPassword);
+    db.setConnectOptions("client_encoding=UTF8");
 
     if(!db.open())
     {
@@ -115,7 +116,7 @@ bool DatabaseManager::connect(const QString& strConnectionName)
         LOG_ERROR("DB", QString("DB: %1 open failed. connectionName: %2. error: %3")
                             .arg(config.strDBName)
                             .arg(strConnectionName)
-                            .arg(QString::fromLocal8Bit(errorText.toLatin1())));
+                            .arg(errorText/*QString::fromUtf8(errorText.toUtf8())*/));
         emit errorOccurred(strConnectionName, QString::fromWCharArray(L"数据库打开失败，详情可见日志文件"));
         db.close();
         db = QSqlDatabase();//重置为无效数据库对象，在下面remove的时候就不会出现"connection '***' is still in use, all queries will cease to work"的警告
diff --git a/source/logger.cpp b/source/logger.cpp
index 5e83bec..68248f4 100644
--- a/source/logger.cpp
+++ b/source/logger.cpp
@@ -101,6 +101,7 @@ void Logger::writeToFile(const QString& message)
         }
         //打开文件时先键入一个换行符
         QTextStream stream(&m_logFile);
+        stream.setEncoding(QStringConverter::Utf8);//强制UTF-8编码
         stream  << Qt::endl;
         stream.flush(); //刷新输出缓冲区，确保数据立即写入文件
     }