| 1 | # CiviCRM 5.9.1 |
| 2 | |
| 3 | Released January 16, 2018 |
| 4 | |
| 5 | - **[Synopsis](#synopsis)** |
| 6 | - **[Bugs resolved](#bugs)** |
| 7 | - **[Credits](#credits)** |
| 8 | - **[Feedback](#feedback)** |
| 9 | |
| 10 | ## <a name="synopsis"></a>Synopsis |
| 11 | |
| 12 | | *Does this version...?* | | |
| 13 | |:--------------------------------------------------------------- |:-------:| |
| 14 | | Fix security vulnerabilities? | no | |
| 15 | | **Change the database schema?** | **yes** | |
| 16 | | Alter the API? | no | |
| 17 | | Require attention to configuration options? | no | |
| 18 | | Fix problems installing or upgrading to a previous version? | no | |
| 19 | | Introduce features? | no | |
| 20 | | **Fix bugs?** | **yes** | |
| 21 | |
| 22 | ## <a name="bugs"></a>Bugs resolved |
| 23 | |
| 24 | - **[dev/core#660](https://lab.civicrm.org/dev/core/issues/660) Fatal DB Error: |
| 25 | already exists on event registration/contribution pages when profile has user |
| 26 | creation ([Backport |
| 27 | 13451](https://github.com/civicrm/civicrm-core/pull/13451))** |
| 28 | |
| 29 | In CiviContribute and CiviEvent, this fixes a crash on the payment page |
| 30 | affecting anonymous users in certain ACL configurations. The change relaxes a |
| 31 | foreign-key constraint. |
| 32 | |
| 33 | - **Fix broken case activity date filter #13449 |
| 34 | ([Backport 13449](https://github.com/civicrm/civicrm-core/pull/13449))** |
| 35 | |
| 36 | ## <a name="credits"></a>Credits |
| 37 | |
| 38 | This release was developed by the following authors and reviewers: |
| 39 | |
| 40 | Wikimedia Foundation - Eileen McNaughton; Nicol Wistreich; CiviCRM - Tim |
| 41 | Otten, Coleman Watts; Circle Interactive - Dave Jenkins; Australian Greens - |
| 42 | Seamus Lee |
| 43 | |
| 44 | ## <a name="feedback"></a>Feedback |
| 45 | |
| 46 | These release notes are edited by Tim Otten and Andrew Hunt. If you'd like to |
| 47 | provide feedback on them, please login to https://chat.civicrm.org/civicrm and |
| 48 | contact `@agh1`. |