From 6832c914963ac9307fc17d494abd6bca4946d07b Mon Sep 17 00:00:00 2001
From: krzys-h <krzys_h@interia.pl>
Date: Sun, 20 Dec 2015 14:28:38 +0100
Subject: [PATCH] Fixed #695

---
 src/level/robotmain.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/level/robotmain.cpp b/src/level/robotmain.cpp
index 51107497..59265711 100644
--- a/src/level/robotmain.cpp
+++ b/src/level/robotmain.cpp
@@ -2200,8 +2200,8 @@ void CRobotMain::HelpObject()
     CObject* obj = GetSelect();
     if (obj == nullptr) return;
 
-    const char* filename = GetHelpFilename(obj->GetType()).c_str();
-    if (filename[0] == 0) return;
+    std::string filename = GetHelpFilename(obj->GetType());
+    if (filename.empty()) return;
 
     StartDisplayInfo(filename, -1);
 }