diff --git a/.gitignore b/.gitignore
index 3c3629e..b9f5f3b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,3 @@
 node_modules
+
+.idea/
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..f97d886
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,1226 @@
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+}
diff --git a/src/eventsource.js b/src/eventsource.js
index 980b525..8e4d7ef 100755
--- a/src/eventsource.js
+++ b/src/eventsource.js
@@ -992,7 +992,10 @@
         abortController = transport.open(xhr, onStart, onProgress, onFinish, requestURL, withCredentials, requestHeaders);
       } catch (error) {
         close();
-        throw error;
+
+        var event = new ErrorEvent("error", {error: error});
+        es.dispatchEvent(event);
+        fire(es, es.onerror, event);
       }
     };
 
diff --git a/src/eventsource.min.js b/src/eventsource.min.js
index d26c0fa..607fc51 100644
--- a/src/eventsource.min.js
+++ b/src/eventsource.min.js
@@ -3,4 +3,4 @@
  * Available under MIT License (MIT)
  * https://github.com/Yaffle/EventSource/
  */
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