Index: lldb/trunk/tools/lldb-mi/MIUtilSystemWindows.cpp
===================================================================
--- lldb/trunk/tools/lldb-mi/MIUtilSystemWindows.cpp
+++ lldb/trunk/tools/lldb-mi/MIUtilSystemWindows.cpp
@@ -110,15 +110,13 @@
     bool bOk = MIstatus::success;
     HMODULE hModule = ::GetModuleHandle(nullptr);
     char pPath[MAX_PATH];
-    const DWORD nLen = ::GetModuleFileName(hModule, &pPath[0], MAX_PATH);
-    const CMIUtilString strLastErr(GetOSLastError());
-    if ((nLen != 0) && (strLastErr == "Unknown OS error"))
-        vrwFileNamePath = &pPath[0];
-    else
+    if (!::GetModuleFileName(hModule, &pPath[0], MAX_PATH))
     {
         bOk = MIstatus::failure;
-        vrwFileNamePath = strLastErr;
+        vrwFileNamePath = GetOSLastError();
     }
+    else
+        vrwFileNamePath = &pPath[0];
 
     return bOk;
 }