From 8f0e0c8eba2454c0f3aa5db456c4d55683ea93b3 Mon Sep 17 00:00:00 2001
From: Thulinma <jaron@vietors.com>
Date: Thu, 20 Oct 2022 13:32:59 +0200
Subject: [PATCH] Fix RAX crash

---
 src/utils/util_rax.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/utils/util_rax.cpp b/src/utils/util_rax.cpp
index f586d9de..dcc58345 100644
--- a/src/utils/util_rax.cpp
+++ b/src/utils/util_rax.cpp
@@ -9,6 +9,9 @@ int main(int argc, char **argv){
     return 1;
   }
   IPC::sharedPage f(argv[1], 0, false, false);
+  if (!f.mapped){
+    std::cout << "Could not open " << argv[1] << ": does not exist" << std::endl;
+  }
   const Util::RelAccX A(f.mapped, false);
   if (!A.isReady()){
     std::cout << "Memory structure " << argv[1] << " is not ready" << std::endl;