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Unable to log in to Planning Analytics / TM1Web using SSO / SPNEGO - 403 Error

Troubleshooting


Problem

Users are unable to log in to Planning Analytics / TM1Web when the server had been configured for SSO / SPNEGO authentication.  Users received a 403 error in the browser.

Diagnosing The Problem

1) Enable the following DEBUG entries for the Application Server.  In the \tm1installdir\wlp\usr\servers\tm1\jvm.options file, and add the following two lines to the bottom:
  -Dcom.ibm.security.jgss.debug=all 
  -Dcom.ibm.security.krb5.Krb5Debug=all
2) Restart the Application Server (IBM Cognos TM1 service)
 
3) Recreate the error

4) Consult the \tm1installdir\logs\tm1_messages.log file.
If the following error is displayed, attempt the resolution below:
CWWKS1106A: Authentication did not succeed for the user ID <username>.  An invalid user ID was specified.

Resolving The Problem

Verify the BaseDN parameter in the \tm1installdir\wlp\usr\servers\tm1\server.xml file.  Verify that the BaseDN value is correct, and that the user who can not log in truly does reside under the path specified for the BaseDN.  (You may need to get your Active Directory admin involved to verify)

Document Location

Worldwide

[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSCTEW","label":"IBM Planning Analytics Local"},"Component":"","Platform":[{"code":"PF033","label":"Windows"}],"Version":"All Versions","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
20 August 2019

UID

ibm11037522