# Retrieve a single task execution by its ID

Get task execution by ID

Endpoint: GET /task-executions/{taskExecutionId}
Version: 1.0.0
Security: bearerAuth

## Path parameters:

  - `taskExecutionId` (string, required)
    UUID of the task execution
    Example: "789e0123-e89b-12d3-a456-426614174002"

## Response 200 fields (application/json):

  - `id` (string, required)
    Example: "789e0123-e89b-12d3-a456-426614174002"

  - `workflowExecutionId` (string, required)
    Example: "123e4567-e89b-12d3-a456-426614174000"

  - `taskDefinitionId` (string, required)
    Example: "abc1234d-e89b-12d3-a456-426614174003"

  - `taskName` (string, required)
    Example: "Categorize Document"

  - `primaryScopeObjectId` (string, required)
    Example: "456e7890-e89b-12d3-a456-426614174001"

  - `primaryScopeDataspaceId` (string, required)
    Short dataspace ID with sds- prefix
    Example: "sds-abc12345"

  - `status` (string, required)
    Enum: "started", "completed", "failed"

  - `startedAt` (string, required)
    Example: "2025-01-15T10:30:30Z"

  - `completedAt` (string,null, required)
    Example: "2025-01-15T10:32:00Z"

  - `errorMessage` (string,null, required)
    Example: "Task failed due to invalid input format"

## Response 400 fields (application/json):

  - `error` (string)
    Example: "Invalid UUID format"

## Response 404 fields (application/json):

  - `error` (string)
    Example: "Task execution not found with ID: 789e0123-e89b-12d3-a456-426614174002"

## Response 500 fields (application/json):

  - `error` (string)
    Example: "Failed to retrieve task execution"