# Update item field

Updates a field of a given item.

#### Parameters <a href="#parameters" id="parameters"></a>

| Parameter            | Description                                    |
| -------------------- | ---------------------------------------------- |
| Custom List app name | Name of Custom List app in SharePoint (not id) |
| Item ID              | ID of item                                     |
| Field                | Name of field/column (StaticName, not Title)   |
| Value                | New value of property                          |

#### Output <a href="#output" id="output"></a>

Record with information about whether operation failed or not.

| Member       | Description                                                            |
| ------------ | ---------------------------------------------------------------------- |
| HasFailed    | Whether operation has failed or not                                    |
| ErrorMessage | A description of the failure, if any                                   |
| ErrorCode    | An error code related to operation failure. Is 0 if no failure occured |

#### Errors <a href="#errors" id="errors"></a>

| Error code | Description                                  |
| ---------- | -------------------------------------------- |
| 1000       | Unspecified error.                           |
| 1000001    | User is not authorized to perform operation. |
| 1000004    | Item with given id does not exist.           |