diff --git a/src/plugins/extensionmanager/extensionsbrowser.cpp b/src/plugins/extensionmanager/extensionsbrowser.cpp
index 352f2f8e502..573c915a69c 100644
--- a/src/plugins/extensionmanager/extensionsbrowser.cpp
+++ b/src/plugins/extensionmanager/extensionsbrowser.cpp
@@ -383,10 +383,17 @@ void ExtensionsBrowser::fetchExtensions()
 
         query.setRequest(QNetworkRequest(QUrl::fromUserInput(request)));
         query.setNetworkAccessManager(NetworkAccessManager::instance());
+        qCDebug(browserLog).noquote() << "Sending request:" << request;
     };
     const auto onQueryDone = [this](const NetworkQuery &query, DoneWith result) {
         const QByteArray response = query.reply()->readAll();
-        d->model->setExtensionsJson(response);
+        qCDebug(browserLog).noquote() << "Got result" << result;
+        if (result == DoneWith::Success) {
+            d->model->setExtensionsJson(response);
+        } else {
+            qCDebug(browserLog).noquote() << response;
+            d->model->setExtensionsJson({});
+        }
     };
 
     Group group {
diff --git a/src/plugins/extensionmanager/extensionsmodel.cpp b/src/plugins/extensionmanager/extensionsmodel.cpp
index 702e3019f75..1d8fad89dfa 100644
--- a/src/plugins/extensionmanager/extensionsmodel.cpp
+++ b/src/plugins/extensionmanager/extensionsmodel.cpp
@@ -261,7 +261,9 @@ public:
 void ExtensionsModelPrivate::setExtensions(const Extensions &extensions)
 {
     this->extensions = extensions;
+    qCDebug(modelLog) << "Number of extensions from json:" << this->extensions.count();
     addUnlistedLocalExtensions();
+    qCDebug(modelLog) << "Number of extensions with added local ones:" << this->extensions.count();
 }
 
 void ExtensionsModelPrivate::addUnlistedLocalExtensions()