Merge pull request #93148 from Hilderin/fix-httprequest-error-export-template

Fix bug when downloading export templates and re-opening the template manager

editor/export/export_template_manager.cpp

@@ -639,7 +639,7 @@ void ExportTemplateManager::_open_template_folder(const String &p_version) {
 
 void ExportTemplateManager::popup_manager() {
 	_update_template_status();
-	if (downloads_available) {
+	if (downloads_available && !is_downloading_templates) {
 		_refresh_mirrors();
 	}
 	popup_centered(Size2(720, 280) * EDSCALE);