diff --git a/LinkScope.pro b/LinkScope.pro
index 3fddc238f4d6db33801e792e2fd420f7a14496f2..2f7cfd716060203ceb8a8c709b69fa8a7a171b4b 100644
--- a/LinkScope.pro
+++ b/LinkScope.pro
@@ -6,6 +6,10 @@ greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 
 CONFIG += c++11
 
+*-msvc* {
+    QMAKE_CXXFLAGS += /utf-8
+}
+
 # The following define makes your compiler emit warnings if you use
 # any Qt feature that has been marked deprecated (the exact warnings
 # depend on your compiler). Please consult the documentation of the
diff --git a/gdbprocess.cpp b/gdbprocess.cpp
index d51066a8d94680f5177ec73464b02389c0ba74bf..e8b6af68680337fde5f8320e4c6655892c618bd2 100644
--- a/gdbprocess.cpp
+++ b/gdbprocess.cpp
@@ -1,4 +1,5 @@
 #include "gdbprocess.h"
+#include <QMessageBox>
 
 GDBProcess::GDBProcess(QObject *parent) : QObject(parent)
 {
@@ -30,6 +31,12 @@ void GDBProcess::start()
     process->setWorkingDirectory(QCoreApplication::applicationDirPath()+"/gdb");//设置工作路径
     process->setNativeArguments("-q");//设置gdb在安静模式下打开
     process->start();//QProcess::Unbuffered|QProcess::ReadWrite);
+    if(!process->waitForStarted()) {
+        QMessageBox::critical(nullptr,
+                              "无法启动GDB",
+                              QString("GDB程序“%1”无法启动，Linkscope即将退出。").arg(process->program()));
+        exit(1);
+    }
     runCmd("set confirm off\r\n");//设置不要手动确认
     runCmd("set print pretty on\r\n");//设置结构体规范打印
 }
diff --git a/qss/light-blue.qss b/qss/light-blue.qss
index cdd5ddfe1942a6a63b2d7128d3d82b69d0f4a959..a35db1095eba262aca0cda9096a9341ac0e523dd 100644
--- a/qss/light-blue.qss
+++ b/qss/light-blue.qss
@@ -179,3 +179,8 @@ QTreeView::branch:has-siblings:adjoins-item{
 QTreeView::branch:!has-children:!has-siblings:adjoins-item{
 	image: url(:/qss/qss-img/light-blue-tree-end.png);
 }
+
+/* 为解决ComboBox下拉栏过小，调试器、芯片名称出现省略号 */
+QComboBox QAbstractItemView {
+        min-width: 300px;
+}