---
title: SessionRejectReason <373> field – FIX 5.0 SP2 – FIX Dictionary – Onix Solutions
description: SessionRejectReason <373> field – FIX 5.0 SP2 – FIX Dictionary – Onix Solutions
---

<https://www.onixs.biz/fix-dictionary/5.0.sp2/tagnum_373.html#>

![Dictionary icon](https://www.onixs.biz/hubfs/SIC_website_2020/images/interface/img-icon-book.svg)

# SessionRejectReason <373> field – FIX 5.0 SP2 – FIX Dictionary

| Messages by MsgType \| Messages by Name \| Fields by Tag \| Fields by Name \| FIX 5.0 SP2 \| Home FIX 5.0 SP2 : SessionRejectReason <373> field Type: int Used In Description Code to identify reason for a session-level Reject <3> message. Valid values: 0 = Invalid Tag Number 1 = Required Tag Missing 2 = Tag not defined for this message type 3 = Undefined tag 4 = Tag specified without a value 5 = Value is incorrect (out of range) for this tag 6 = Incorrect data format for value 7 = Decryption problem 8 = Signature <89> problem 9 = CompID problem 10 = SendingTime <52> accuracy problem 11 = Invalid MsgType <35> 12 = XML Validation Error 13 = Tag appears more than once 14 = Tag specified out of required order 15 = Repeating group fields out of order 16 = Incorrect NumInGroup count for repeating group 17 = Non "Data" value includes field delimiter (<SOH> character) 18 = Invalid/Unsupported Application Version 99 = Other or any value conforming to the data type Reserved100Plus Used In Reject <3> |
| --- |
| ![](https://www.onixs.biz/fix-dictionary/img/spacer.gif?height=5&name=spacer.gif) |

- Follow   
  OnixS
- [Follow us on Twitter ](https://twitter.com/onixsbiz)
- [Connect with us on LinkedIn ](https://www.linkedin.com/company/onix-solutions/)

 We track how people interact with our online web content and resources, and some of that tracking involves storing cookies on your device. By continuing to use our site you accept that you agree to this. For more details see our [Cookie usage, and Data Privacy and Protection Policies](https://www.onixs.biz/cookies-and-privacy.html).

[Ok](https://www.onixs.biz/fix-dictionary/5.0.sp2/tagnum_373.html#)

[OnixS ](https://www.onixs.biz/)

Menu

---

---

[OnixS ](https://www.onixs.biz/)

### Search the site

Search