> Portal Navigation: > > - Append `.md` to any URL under `https://dev.wix.com/docs/` to get its markdown version. > - Pages are either content pages (article or reference text) or menu pages (a list of links to child pages). > - To get a menu page, truncate any URL to a parent path and append `.md` (e.g. `https://dev.wix.com/docs/sdk.md`, `https://dev.wix.com/docs/sdk/core-modules.md`). > - Top-level index of all portals: https://dev.wix.com/docs/llms.txt > - Full concatenated docs: https://dev.wix.com/docs/llms-full.txt ## Resource: Error Messages ## Article: Error Messages ## Article Link: https://dev.wix.com/docs/api-reference/crm/forms/service-plugins/form-submissions-service-plugin/error-messages.md ## Article Content: # Form Submission Service Plugin: Errors This article outlines error messages that might be issued when calling the Form Submission service plugin. ## Validate Submission Errors The [Validate Submission](https://dev.wix.com/docs/api-reference/crm/forms/service-plugins/form-submissions-service-plugin/validate-submission.md) service plugin might issue the following error messages: | Error code | Error message | | ----------- | --------------| | `TYPE_ERROR` | The type of the submitted value is invalid. For example, a number is submitted instead of string. | | `REQUIRED_VALUE_ERROR` | The required field value is not provided. | | `UNKNOWN_VALUE_ERROR` | The submitted value is unknown. | | `MAX_LENGTH_ERROR` | The submitted value exceeds the maximum length. | | `MIN_LENGTH_ERROR` | The submitted value doesn't reach the minimum length. | | `PATTERN_ERROR` | The submitted text value is not applicable for the predefined pattern. For example, a phone number pattern is `(000) 000-0000` and the site visitor entered `(123)4567890`.| | `FORMAT_ERROR` | The submitted text value is not applicable for the standard format. For example, the email is entered without the `@` symbol.| | `MAX_VALUE_ERROR` | The submitted numeric value is too large. | | `MIN_VALUE_ERROR` | The submitted numeric value is too small. | | `MULTIPLE_OF_VALUE_ERROR` | The submitted numeric value does not evenly divide by the specified value. For example, the number doesn't divide by 3 without leaving a remainder.| | `MIN_ITEMS_ERROR` | The submitted value array doesn't reach the required minimum number of items. | | `MAX_ITEMS_ERROR` | The submitted value array exceeds the number of maximum items. | | `NOT_ALLOWED_VALUE_ERROR` | The submitted value is not in the list of allowed values. | | `DISABLED_FORM_ERROR` | The form is disabled. |