diff --git a/source/lib/sysdep/os/win/wseh.cpp b/source/lib/sysdep/os/win/wseh.cpp
index 1be5de797e..0f954339a3 100644
--- a/source/lib/sysdep/os/win/wseh.cpp
+++ b/source/lib/sysdep/os/win/wseh.cpp
@@ -254,6 +254,11 @@ long __stdcall wseh_ExceptionFilter(struct _EXCEPTION_POINTERS* ep)
 	if(win_is_locked(WDBG_SYM_CS) == 1)
 		DEBUG_DISPLAY_ERROR(L"Exception raised while critical section is held - may deadlock..");
 
+	// a dump file is essential for debugging, so write it before
+	// anything else goes wrong (especially before showing the error
+	// dialog because the user could choose to exit immediately)
+	wdbg_sym_WriteMinidump(ep);
+
 	// extract details from ExceptionRecord.
 	wchar_t descriptionBuf[150];
 	const wchar_t* description = GetExceptionDescription(ep, descriptionBuf, ARRAY_SIZE(descriptionBuf));
@@ -262,10 +267,6 @@ long __stdcall wseh_ExceptionFilter(struct _EXCEPTION_POINTERS* ep)
 	char func[DBG_SYMBOL_LEN] = {0};
 	GetExceptionLocus(ep, file, &line, func);
 
-	// this must happen before the error dialog because user could choose to
-	// exit immediately there.
-	wdbg_sym_WriteMinidump(ep);
-
 	wchar_t message[500];
 	const wchar_t* messageFormat =
 		L"Much to our regret we must report the program has encountered an error.\r\n"
diff --git a/source/ps/GameSetup/GameSetup.cpp b/source/ps/GameSetup/GameSetup.cpp
index 10d47dd75a..7365bbdec1 100644
--- a/source/ps/GameSetup/GameSetup.cpp
+++ b/source/ps/GameSetup/GameSetup.cpp
@@ -607,7 +607,7 @@ static void InitVfs(const CmdLineArgs& args)
 		CStr path = "mods/" + mods[i];
 		size_t priority = i;
 		const int flags = VFS_MOUNT_WATCH|VFS_MOUNT_ARCHIVABLE;
-		g_VFS->Mount("", binariesDir/"../data"/path, flags, priority);
+		g_VFS->Mount("", (binariesDir/"../data")/path, flags, priority);
 	}
 
 	// don't try g_VFS->Display yet: SDL_Init hasn't yet redirected stdout