---
title: Fax Error Codes
description: "Here is a list of all Fax Result Codes and what each means. **1000 **= fax pending  **4000 **= fax failed  **4100 **= fax number invalid **5000** = fax resource issue  **5100 **= fax request blocked  **5200 **= fax rendering issue  **5300 **= fax rate plan exceeded…"
url: "https://securedocusend.com/docs/fax-error-codes/"
updated: "2025-05-16"
category: SecureDocuFax / For Admins
---

# Fax Error Codes

Here is a list of all Fax Result Codes and what each means.

**1000 **= fax pending 

**4000 **= fax failed 

**4100 **= fax number invalid

**5000** = fax resource issue 

**5100 **= fax request blocked 

**5200 **= fax rendering issue 

**5300 **= fax rate plan exceeded

**5900** = fax rendering, an issue with the document

**6000 **= fax connect failed 

**6100 **= fax number busy 

**6200 **= fax machine not answering

**6300 **= fax detection failed 

**6700 **= fax blocked by the receiving party

**6800 **= fax negotiation failed 

**7000 **= fax training failed 

**8000 **= fax transmit failed 

**8100** = fax transmit failed (pages delivered between 1 and 10)

**8200** = fax transmit failed (pages delivered between 11 and 20)

**8300** = fax transmit failed (pages delivered between 21 and 30)

**8400** = fax transmit failed (pages delivered greater than 30)

**9000 **= fax failed

Result codes can be accessed from the following locations:

Go to History
Click the Tiple Dots on a Fax
Click on Info

![](https://securedocusend.com/wp-content/uploads/2024/06/2024-06-19-10_09_49-Fax-Error-Codes-–-Documo-and-7-more-pages-Personal-Microsoft​-Edge.png)

Email notifications: Result codes are provided for failed faxes.

We hope you find this information useful. You can always reach out to our support team via live chat or email support@documo.com for further assistance.