diff --git a/server_http.hpp b/server_http.hpp
index c6402f50c2ac1a52ac4c961da81e361711ebfbc4..f3c0d53605ca57995f7219f2b8182aeffed99bcf 100644
--- a/server_http.hpp
+++ b/server_http.hpp
@@ -762,10 +762,16 @@ namespace SimpleWeb {
                 return;
               }
             }
-            if(std::stof(response->session->request->http_version) >= 1.1) {
-              auto new_session = std::make_shared<Session>(this->config.max_request_streambuf_size, response->session->connection);
-              this->read(new_session);
-              return;
+            try {
+              if(std::stof(response->session->request->http_version) >= 1.1) {
+                auto new_session = std::make_shared<Session>(this->config.max_request_streambuf_size, response->session->connection);
+                this->read(new_session);
+                return;
+              }
+            } catch (const std::invalid_argument& ia){
+              std::cout << "Invalid argument in HTTP version number " << ia.what() << std::endl;
+            } catch (const std::out_of_range& oor){
+              std::cout << "Out of range in HTTP version number " << oor.what() << std::endl;
             }
           }
           else if(this->on_error)