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Cannot log into UNIFI after MS Hotfixes applied - WKB828

Article number: 828
This article is a portion of a Troubleshooting Path.  To begin troubleshooting this issue, please select the link below.

SYMPTOMS

  • Unable to log into UNIFI 
  • After typing in the username and password, not much more happens (UNIFI sticks at Initializing, My work tab only partially appears, etc.)
  • Inability to create new analysis
  • Inability to import data
  • Unexpected Error when viewing the Device Management section (see image attached below)
  • Unable to create an Analysis
  • Select New Analysis and nothing happens
  • MS updates (hotfixes) applied recently

ENVIRONMENT

  • UNIFI 1.8.1
  • UNIFI 1.7.0

CAUSE

Recently downloaded Windows update or hotfix, KB, from Microsoft.

FIX or WORKAROUND

  1. The following hotfixes were recently installed:

  • KB2152664

  • KB2890882

  • KB2904266

  • KB2981580

  • KB2998527

  • KB3013410

  • KB3049874

  • KB3077715

  • KB3102467

  • KB3112148

  • KB3138378

  • KB3148851

  • KB3150513

  • KB3153171

  • KB3153731

  • KB3162835

  • KB3170735

  • KB3177723

  • KB3182203

  • KB3192321

  • KB3197868

  • KB3203884

  • KB3205409

  • KB3207752

  • KB3212646

  • KB4012212

  • KB4012215

  • KB4014606

  • KB4015546

  • KB4015549

  • KB4019990

  • KB4033369

  • KB4040972

  • KB4040973

  • KB4054521

  • KB4054566 .NET 4.7.2 update

  • KB4054854

  • KB4054980

  • KB4055001

  • KB4074880

  • KB9222717

  • KB4088879

NOTE: you can run the following command in a command prompt window to help in identifying if any of these hotfixes are installed on the PC.  List the KB numbers above in between the quotes, and the output will be saved in the "systeminfo.txt" file defined in the path specified.

findstr "KB2633952 KB2756822 KB2779562 KB2794119" C:\Windows\temp\systeminfo.txt

2. You should be able to uninstall these updates like you do with loaded programs. Go to the control panel > Programs and features > view installed updates.  Select for the hotfix and click the Uninstall button.  Reboot the PC (depending on the hotfix, you may be prompted to do so).

3. To stop the update from installing again, you must hide it. In the list of available updates, right-click any update that you do not want to see again, and choose Hide Update.

Here is script for testing:-

findstr "KB2152664 KB2890882 KB2904266 KB2981580 KB2998527 KB3013410 KB3049874 KB3077715 KB3102467 KB3112148 KB3138378 KB3148851 KB3150513 KB3153171 KB3153731 KB3162835 KB3170735 KB3177723 KB3182203 KB3192321 KB3197868 KB3203884 KB3205409 KB3207752 KB3212646 KB4012212 KB4012215 KB4014606 KB4015546 KB4015549 KB4019990 KB4033369 KB4040972 KB4040973 KB4054521 KB4054566 KB4054854 KB4054980 KB4055001 KB4074880 KB9222717 KB4088879" systeminfo.txt

ADDITIONAL INFORMATION

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