Handle Task BPMN Error

Reports a business error in the context of a running task by id. The error code must be specified to identify the BPMN error handler. See the documentation for Reporting Bpmn Error in User Tasks.

Method

POST /task/{id}/bpmnError

Parameters

Path Parameters

Name Description
id The id of the task a BPMN error is reported for.

Request Body

A JSON object with the following properties:

Name Description
errorCode An error code that indicates the predefined error. It is used to identify the BPMN error handler.
errorMessage An error message that describes the error.
variables A JSON object containing the variables which will be passed to the execution. Each key corresponds to a variable name and each value to a variable value. A variable value is a JSON object with the following properties:

Name Description
value The variable's value. For variables of type Object, the serialized value has to be submitted as a String value.

For variables of type File the value has to be submitted as Base64 encoded string.

type The value type of the variable.
valueInfo A JSON object containing additional, value-type-dependent properties.

For serialized variables of type Object, the following properties can be provided:

  • objectTypeName: A string representation of the object's type name.
  • serializationDataFormat: The serialization format used to store the variable.

For serialized variables of type File, the following properties can be provided:

  • filename: The name of the file. This is not the variable name but the name that will be used when downloading the file again.
  • mimetype: The MIME type of the file that is being uploaded.
  • encoding: The encoding of the file that is being uploaded.

The following property can be provided for all value types:

  • transient: Indicates whether the variable should be transient or not. See documentation for more informations.

Result

This method returns no content.

Response Codes

Code Media type Description
204 Request successful.
400 application/json Returned if the errorCode or id are not present in the request. See the Introduction for the error response format.
403 application/json If the authenticated user is unauthorized to update the task. See the Introduction for the error response format.
404 application/json Returned if the task does not exist. See the Introduction for the error response format.

Example

Request

POST /task/aTaskId/bpmnError

Request Body:

    {
      "errorCode": "bpmn-error-543",
      "errorMessage": "anErrorMessage",
      "variables": {
          "aVariable" : {
              "value" : "aStringValue",
              "type": "String"
          },
          "anotherVariable" : {
              "value" : true,
              "type": "Boolean"
          }
      }
    }

Response

Status 204. No content.

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