TIBCO ActiveMatrix BusinessWorks(TM) Plug-in for SharePoint 6.3.1 Hotfix-01 is released for all platforms. Please refer to the product 
readme file for more details regarding the supported platforms.

Listed below is a summary of updates included in this Hotfix. Please refer to the Hotfix readme for additional details and 
installation instructions.

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Closed Issues in 6.3.1_HF-001 

SPBW-1937: [Intermittent]"Entity may not be null" error seen for TIBCO Sharepoint Online with TIBCO ActiveMatrix BusinessWorks Plug-in for SharePoint 6.3.1.
 
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This hotfix can be downloaded from the TIBCO Support Customer Portal Web UI(https://support.tibco.com). You will need to provide your TIBCO Support Portal credentials. Once logged in you can download the hotfix by selecting the “Downloads” -> “Hotfixes” option under:
 
/AvailableDownloads/BusinessWorks/Plugins/SharePoint/6.3.1/hotfix-01