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Using Mix mode authentication, Workspace retain previous windows authentication account when using Internet Explore

Troubleshooting


Problem

Using Mix mode authentication, logon as TM1 Native account after logon as Windows Authentication, Planning Analytics Workspace still retain Windows account.

Symptom

Logon to Planning Analytics Workspace using IntegratedSecurityMode=2, logon account stick to Windows Authentication account even logon as TM1 native account after logon as Windows integrated account.
This issue occur only when using Internet Explore and Edge. Also it does not occur on TM1Web.

Cause

This happens because IE11 has some optimization code to save network bandwidth when using NTLM or Windows Integrated Authentication.

Environment

Browser: Internet Explore and Edge
Planning Analytics Workspace

Resolving The Problem

To fix the IE optimization needs to be disabled it is a registry key:
HKEY_CURRENT_USER/Software/Microsoft/Windows/CurrentVersion/Internet Settings/
Add the following registry value:
Value Name: DisableNTLMPreAuth
Data Type: REG_DWORD
Value: 1

Document Location

Worldwide

[{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSD29G","label":"IBM Planning Analytics"},"ARM Category":[{"code":"a8m0z000000GoxTAAS","label":"Troubleshooting->Planning Analytics Workspace"}],"ARM Case Number":"TS004139734","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All Version(s)"}]

Document Information

Modified date:
28 September 2020

UID

ibm16339043