> For the complete documentation index, see [llms.txt](https://docs.sentiance.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sentiance.com/sdk/api-reference/android/starttriperror/starttripfailurereason.md).

# StartTripFailureReason

Represents the failure reason.

<table data-header-hidden><thead><tr><th width="311.52130126953125"></th><th></th></tr></thead><tbody><tr><td><strong>NO_USER</strong></td><td>No Sentiance user is present on device. Call <a href="/pages/P8jG1UGByE3PSarnGTOd#createuser">Sentiance#createUser(UserCreationOptions)</a> to create a user.</td></tr><tr><td><strong>DETECTIONS_DISABLED</strong></td><td>Detections are disabled. Enable them first before starting a trip. See <a href="/pages/P8jG1UGByE3PSarnGTOd#enabledetections"><code>Sentiance#enableDetections()</code></a>​</td></tr><tr><td><strong>DETECTIONS_BLOCKED</strong></td><td>Detections are enabled but not running. Check the SDK's status to find out why. see <a href="/pages/1FdRKNbZb4ZQPuD2ZCYB"><code>StartTripError#getSdkStatus()</code></a>​</td></tr><tr><td><strong>TRIP_ALREADY_STARTED</strong></td><td>An external trip is already started. To start a new trip, call <a href="/pages/P8jG1UGByE3PSarnGTOd#stoptrip"><code>Sentiance#stopTrip()</code></a> first.</td></tr><tr><td><strong>USER_DISABLED_REMOTELY</strong></td><td>The user is disabled remotely.</td></tr></tbody></table>