IBM Cognos TM1 9.5.2 FP3 Release Notes

Release notes


These release notes provide a list of topics and links relevant to IBM® Cognos® TM1® 9.5.2 Fix Pack 3.


The following items describe known issues, new functionality, or documentation corrections specific to TM1 9.5.2 FP3.

A recent Microsoft security update to address vulnerability in Windows common controls can prevent TM1 Perspectives from loading -

Disabling a TM1 server in TM1 Applications -

Using the DisableWritebackOnTM1Formulas Tm1p.ini parameter -

Using the DisableWritebackOnDisconnect Tm1p.ini parameter -

Pivot Tables are incorrectly documented as supported in TM1 Web -

Exporting Active Forms not supported in TM1 Web when Microsoft Excel is not on the web server -

Logging into the IBM Cognos TM1 Applications portal in IBM Cognos TM1 9.5.2 FP 3 will generate an error if the previous installed version is not Cognos TM1 9.5.2 FP 2 -

TM1 Web now supports the Excel Cell function, with support limited to the following info_types: address, col, row, protect, contents, type.

Installation and configuration

The original TM1 9.5.2 Installation Guide, which includes a detailed description of how to uninstall and reinstall TM1 Contributor, is available at

Previous TM1 9.5.2 Release Notes

The release notes for TM1 9.5.2 FP2 can be viewed at

The full release notes for the initial TM1 9.5.2 release can be viewed at

Document information

More support for:

Cognos TM1

Software version:


Operating system(s):


Reference #:


Modified date:


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