Update K2 4.5 (4.10060.1.1140)

  • 16 February 2021
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Update K2 4.5 (4.10060.1.1140)


K2 blackpearl 4.5
K2 blackpearl 4.5

SEE ALSO Known Issue on KB001140 KB000683: Known Issue: An error occurs when a K2 workflow field part is used in the meta data context part of certain K2 for SharePoint Wizards

This article has been archived, and/or refers to legacy products, components or features. The content in this article is offered "as is" and will no longer be updated. Archived content is provided for reference purposes only. This content does not infer that the product, component or feature is supported, or that the product, component or feature will continue to function as described herein.


KB001140 updates all K2 blackpearl 4.5 and K2 blackpoint 4.5 installations with the latest product hotfixes, as detailed below. The installer will update K2 4.5 32-bit and 64-bit installations.

Update Options

  • For customers who already have K2 blackpearl 4.5 or K2 blackpoint 4.5 installed, download and install this update.
  • For customers who will be creating a new installation of K2 blackpearl 4.5 or K2 blackpoint 4.5, download the full K2 4.5 with KB001140 installer from portal.k2.com.



Issues Resolved

The following issues have been fixed and are contained within this update:

KB001099 - Hotfix: An Invalid Archive Type error occurs when using the SourceCode.HostClientAPI
KB001104 - Hotfix: K2 Worklist items are incorrectly assigned when using usernames containing an underscore
KB001105 - Hotfix: Validation of E-mail Event or E-mail Escalation Workflow context parts results in an error
KB001114 - Hotfix: A javascript error occurs during runtime user assignments in a SharePoint Workflow process
KB001117 - Hotfix: A timeout error occurs during deployment of an InfoPath Integrated process from K2 for Visual Studio
KB001121 - Hotfix: A timeout error occurs in K2 Worklist
KB001122 - Hotfix: An error occurs when renaming a Document Library after a SharePoint Workflow Integration process has been deployed
KB001123 - Hotfix: Calling a Process Instance Object from the SourceCode.Workflow.Client API after starting a process causes an error
KB001130 - Hotfix: Issues experienced on a disturbed environment when deploying SharePoint Workflow Integration processes
KB001139 - Hotfix: K2 4.5 High Priority Fixes



This update includes the hotfixes included in previous K2 4.5 Updates, so there is no need to install the updates listed below as well. The following links are provided for reference to view the enhancements and resolved issues contained within the previous updates:




The latest K2 4.5 Update is available as an independent installation package that can be found at the following locations:
For K2 blackpearl 4.5 https://portal.k2.com/downloads/bp/default.aspx
For K2 blackpoint 4.5 https://portal.k2.com/downloads/k2blackpoint/default.aspx.

Installation Prerequisites

The following are prerequisites to K2 4.5 Update (4.10060.1.1140):

  • K2 blackpearl 4.5 (4.10060.1.0)
  • K2 blackpoint 4.5 (4.10060.1.0)

Installation Steps

The K2 4.5 Update (4.10060.1.1140) installation package must be installed by running the K2 Update Manager (K2Setup.exe) found within the update package.

Note: This update package should be installed on all machines that have K2 components installed. The Configuration Manager will only be run for the K2 Server, K2 for SharePoint, and K2 Designer for SharePoint. This update should be installed on machines running K2 blackpearl 4.5 (4.10060.1.0) or K2 blackpoint 4.5 (4.10060.1.0)

To install this package, follow the steps below:

  1. Welcome Screen
    The Welcome Screen introduces the K2 Update Manager. An installation log will be created by default. Click Next to continue.
  2. Version Check
    The Checking for Latest Version Screen presents the K2 4.5 version to be installed and connects to the K2 Portal to determine what the most recent Update version available is.
    Verion Check
  3. Components to Update
    The Components to Update page lists the K2 Components that the update manager will update. Click Update to continue.
  4. K2 Server
    The K2 Server must be stopped for the duration of the patch. If the server is running a warning screen will appear requesting that the K2 server be stopped.
  5. Reset IIS
    The K2 Update Manager will request and perform a reset of IIS.
  6. Ready
    The K2 Update Manager will install the update, and will show the progress of the update via the progress bars on the screen.
  7. Finished
    Once the update has completed installing, the wizard will show you the finished screen. A link to the log file that is created is available on this screen. Click Finish to close the installer.
  8. Configuration Manager
    After the K2 Update Manager finishes, the K2 Configuration Manager will run and must be allowed to complete to fully install and configure the new update.
    Note: If the K2 Configuration Manager does not complete successfully, the update will not be installed properly and your K2 installation will not function correctly.

Components to Update

K2 4. Update (4.10060.1.1140) will update and configure the following components:

  • K2 Server
  • K2 for SharePoint
  • K2 Designer for SharePoint


Updated Files

Download the PDF from the right hand menu bar for a list of updated files and the associated file versions.


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