# Business Message Reject <j>

#

Gemini sends [Business Message Reject `<j>`](https://www.onixs.biz/fix-dictionary/4.4/msgType_j_106.html) when the exchange receives a valid FIX message which cannot be processed.

Examples include:

- receiving a market data request on an order entry channel, or vice versa

Gemini does not use [Business Message Reject `<j>`](https://www.onixs.biz/fix-dictionary/4.4/msgType_j_106.html) to handle invalid [New Order Single `<D>`](https://www.onixs.biz/fix-dictionary/4.4/msgType_D_68.html) messages. Rejected orders are handled with an [Execution Report `<8>`](https://www.onixs.biz/fix-dictionary/4.4/msgType_8_8.html) message with an [OrdStatus `<39>`](https://www.onixs.biz/fix-dictionary/4.4/tagNum_39.html) field with a value of `8 - Rejected`.

---

### FIELDS

| Tag | Name                                                                             | Req | Description                                                                                                                                                                                                                                                                                                                                             |
| --- | -------------------------------------------------------------------------------- | --- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
|     | [Standard Header](/trading/fix/overview/standard-header)                                 | Y   | [MsgType](https://www.onixs.biz/fix-dictionary/4.4/msgs_by_msg_type.html) = `j`                                                                                                                                                                                                                                                                         |
| 45  | [RefSeqNum](https://www.onixs.biz/fix-dictionary/4.4/tagNum_45.html)             | Y   | [MsgSeqNum `<34>`](https://www.onixs.biz/fix-dictionary/4.4/tagNum_34.html) of the rejected message.                                                                                                                                                                                                                                                    |
| 58  | [Text](https://www.onixs.biz/fix-dictionary/4.4/tagNum_58.html)                  | N   | Explanation for rejection.                                                                                                                                                                                                                                                                                                                              |
| 372 | [RefMsgType](https://www.onixs.biz/fix-dictionary/4.4/tagNum_372.html)           | N   | [MsgType `<35>`](https://www.onixs.biz/fix-dictionary/4.4/tagNum_35.html) of the rejected message.                                                                                                                                                                                                                                                      |
| 379 | [BusinessRejectRefID](https://www.onixs.biz/fix-dictionary/4.4/tagNum_379.html)  | N   | The value of the business level ID field being referenced.                                                                                                                                                                                                                                                                                              |
| 380 | [BusinessRejectReason](https://www.onixs.biz/fix-dictionary/4.4/tagNum_380.html) | Y   | Code to identify the reason for the [Business Message Reject `<j>`](https://www.onixs.biz/fix-dictionary/4.4/msgType_j_106.html) message. <br/><br/>Valid values:<br/>`0` = Other<br/>`1` = Unknown ID<br/>`2` = Unknown Security<br/>`3` = Unsupported Message Type<br/>`4` = Application not available<br/>`5` = Conditionally Required Field Missing |
|     | [Standard Trailer](/trading/fix/overview/standard-trailer)                               | Y   |                                                                                                                                                                                                                                                                                                                                                         |