---
title: "BigPicture 8.6.4 Release notes"
canonical: "https://support.appfire.com/space/DLP/297669679/BigPicture%208.6.4%20Release%20notes"
format: markdown
---
Release date: 2022-09-26

> Macro (auibutton)


> ⚠️ ### Note
> ⚠️ 
> ⚠️ **For rollback purposes**<span style="color: #333333">, please back up your database before starting the upgrade process or test the new BigPicture version on an isolated environment</span>

# Bug fixes and improvements:

- The "Skip tour" user choice is randomly not being saved in the entire BP application
- Board - "The value of team synchronization field is no longer available" is visible for swimlanes that are part of a custom field
- Date picker displays invalid dates in most of the app when the OS Time Zone is set to -5
- Error after upgrade BP from version 8.3.4 to 8.4.7
- Gantt - Tasks are not immediately rescheduled if new constraints occurs due to period mode change
- InMemoryCache.getKeys performance issue
- License version mismatch after maintenance period expires


- Statistics
  
  **BUG FIXES LIST**
  
  **KNOWN ISSUES**

> Macro (jira)