Please note that this is a guide for the most common Error Codes: reasons for non-delivered documents.
Please contact WEL's Sales & Support Office, which can be found on the tab "Contact Us" on the homepage, for further assistance if the code on your Success Report does not appear below.
| SENT | Fax was successfully sent. |
| BUSY | Line gave busy signal with all retries. The receiving fax machine was busy. |
| NOAN | Phone keeps ringing. Nobody answers. If you are sure that the number is correct, please contact the recipient. There may be a problem with their fax machine (e.g. out of paper). |
| INVD | The number is not a valid number. Please check the number and dial again. |
| NOLN | Problem with phone line. Please check line. |
| BARR | Wrong number (number changed, call barred). |
| OPTO | Number opted out. |
| NSUP | Service or Function not supported by network or user. |
| COLL | At the moment we started trying to send a fax a call came in. |
| ERR | Procedural or unknown error. |
| FAIL | Document conversion failed. Please resubmit your document. |
| NOFX | No fax machine detected. Please check the number and try again. |
| PAGC | No confirmation received after last page transmitted. The fax may have been received by the recipient and the machine failed to confirm. |
| BADC | Bad connection or fax modem error at receiving end. |
| HNUP | Call disconnected by the network or remote user (reason unspecified). |
| LDTE | Latest Delivery timeout expired. |
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| SENT | Message was successfully sent. |
| BSIN | Line busy or incorrect number. |
| MGNC | Receipt of message not confirmed. |
| RJCT | The message has been rejected. |
| ERR | Procedural or unknown error. |
| HNUP | Call disconnected by the network or remote user (reason unspecified). |
| NOLN | Problem with phone line. Please check line. |
| NOAN | Phone keeps ringing. Nobody answers. |
| LDTE | Latest Delivery timeout expired. |
| OPTO | Destination opted out. |
| SENT | Message was successfully sent to network. |
| QUED | Message queued for delivery. |
| FAIL | Message couldn't be delivered, destination unavailable. |
| RECE | Error in destination number, please check the number. |
| SVRE | Error in the SMS delivery pathway, delivery failed. |
| BARR | Destination blocked or forbidden. |
| OPTO | Destination opted out. |
| INVN | The number is not a valid number. Please check the number and dial again. |
| BADS | The sender ID is invalid. |
| EXPD | The message could not be deliverd in the requested delivery period. |