# `read malfunctioning` - [Tests API](../README.md#tests-api) The `read malfunctioning` method of the tests API returns a list of test files, which were flagged as not working properly in a specific session. This is useful to [add them to the exclude list](../../usage/excluding-tests.md) of further test sessions. ## HTTP Request `GET /api/tests//malfunctioning` ## Response Payload ```json "Array" ``` ## Example **Request:** `GET /api/tests/7dafeec0-c351-11e9-84c5-3d1ede2e7d2e/malfunctioning` **Response:** ```json [ "/apiOne/test/one.html", "/apiOne/test/five.html", "/apiThree/test/two.html", "/apiThree/test/twenty.html" ] ```