FormError
The FormError module provides error codes for widgets.
NOTE
The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Modules to Import
import formError from '@ohos.application.formError';
Required Permissions
None.
enum FormError
Enumerates the available error codes.
System capability
SystemCapability.Ability.Form
| Name | Value | Description |
|---|---|---|
| ERR_COMMON | 1 | Default error code. |
| ERR_PERMISSION_DENY | 2 | No permission to perform the operation. |
| ERR_GET_INFO_FAILED | 4 | Failed to obtain the widget information. |
| ERR_GET_BUNDLE_FAILED | 5 | Failed to obtain the bundle information. |
| ERR_GET_LAYOUT_FAILED | 6 | Failed to obtain the layout information. |
| ERR_ADD_INVALID_PARAM | 7 | Invalid parameter. |
| ERR_CFG_NOT_MATCH_ID | 8 | The widget ID does not match any widget. |
| ERR_NOT_EXIST_ID | 9 | The widget ID does not exist. |
| ERR_BIND_PROVIDER_FAILED | 10 | Failed to bind to the widget provider. |
| ERR_MAX_SYSTEM_FORMS | 11 | The number of system widgets exceeds the upper limit. |
| ERR_MAX_INSTANCES_PER_FORM | 12 | The number of instances per widget exceeds the upper limit. |
| ERR_OPERATION_FORM_NOT_SELF | 13 | The application is not allowed to operate widgets provided by other applications. |
| ERR_PROVIDER_DEL_FAIL | 14 | The widget provider failed to delete the widget. |
| ERR_MAX_FORMS_PER_CLIENT | 15 | The number of widgets applied for by the widget host exceeds the upper limit. |
| ERR_MAX_SYSTEM_TEMP_FORMS | 16 | The number of temporary widgets exceeds the upper limit. |
| ERR_FORM_NO_SUCH_MODULE | 17 | The module does not exist. |
| ERR_FORM_NO_SUCH_ABILITY | 18 | The ability component does not exist. |
| ERR_FORM_NO_SUCH_DIMENSION | 19 | The widget dimension does not exist. |
| ERR_FORM_FA_NOT_INSTALLED | 20 | The FA where the widget is located is not installed. |
| ERR_SYSTEM_RESPONSES_FAILED | 30 | The system service failed to respond. |
| ERR_FORM_DUPLICATE_ADDED | 31 | The widget has been added. |
| ERR_IN_RECOVERY | 36 | Failed to overwrite the widget data. |
| ERR_DISTRIBUTED_SCHEDULE_FAILED9+ | 37 | The distributed scheduler failed. This is a system API. |
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