1 files changed, 9 insertions, 1 deletions

diff --git a/src/core/core.cpp b/src/core/core.cpp
index b0dc594d4..5893a86bf 100644
--- a/src/core/core.cpp
+++ b/src/core/core.cpp
@@ -4,6 +4,7 @@
 
 #include <array>
 #include <atomic>
+#include <exception>
 #include <memory>
 #include <utility>
 
@@ -423,9 +424,16 @@ struct System::Impl {
 System::System() : impl{std::make_unique<Impl>(*this)} {}
 System::~System() = default;
 
+System& System::GetInstance() {
+    if (!s_instance) {
+        throw std::runtime_error("Using System instance before its initialization");
+    }
+    return *s_instance;
+}
+
 void System::InitializeGlobalInstance() {
     if (s_instance) {
-        abort();
+        throw std::runtime_error("Reinitializing Global System instance.");
     }
     s_instance = std::unique_ptr<System>(new System);
 }