diff --git a/src/js/yunohost/helpers.js b/src/js/yunohost/helpers.js
index 0bbefd85..51d3a74d 100644
--- a/src/js/yunohost/helpers.js
+++ b/src/js/yunohost/helpers.js
@@ -144,6 +144,12 @@
                             else if (typeof xhr.responseText !== 'undefined') {
                                 c.flash('fail', xhr.responseText);
                             }
+                            // 0 mean "the connexion has been closed" apparently
+                            else if (xhr.status == 0) {
+                                var errorMessage = xhr.status+' '+xhr.statusText;
+                                c.flash('fail', y18n.t('error_connection_interuptted', [errorMessage]));
+                                console.log(xhr);
+                            }
                             // Return HTTP error code at least
                             else {
                                 var errorMessage = xhr.status+' '+xhr.statusText;
diff --git a/src/locales/en.json b/src/locales/en.json
index a9af68b3..23db2087 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -142,6 +142,7 @@
     "error_select_domain": "You should indicate a domain",
     "error_server": "Server error",
     "error_server_unexpected": "Unexpected server error (%s)",
+    "error_connection_interuptted": "The server closed the connection instead of answering it, has nginx been restarted by error? (Error code/message: %s)",
     "everyone_has_access": "Everyone has access.",
     "experimental_warning": "Warning: this feature is experimental and not consider stable, you shouldn't be using it except if you know what you are doing.",
     "filesystem": "Filesystem",