IBM Support

Data Module Error - 400: Bad Request
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Troubleshooting


Problem

Once selecting a data server, User have the option to pick a database schema. Once a schema is selected and click start, the user encounters an error (400: Bad Request) I can’t go any further.

Symptom

Data Module Error - 400: Bad Request
Capture.JPG

Cause

Xml entries has to be updated on 'web.config' located under
<analytics_install>/webcontent folder.

<system.web>
<httpRuntime requestPathInvalidCharacters=""
requestValidationMode="2.0" />
<pages validateRequest="false" />
</system.web>

Environment

11.0.2.0

Diagnosing The Problem

User cannot load Data module

Resolving The Problem

Contact Method: Email
Action Taken:
Provideed custome with the following solution :

Within Microsoft IIS webserver, under the virtual directory alias web
site directory, use Configuration Editor to set the following -

A. Using IIS Configuration Editor
---------------------------------

Within Configuration Editor, select the Section
'system.web/httpRuntime' and the From 'Default Web Site/<alias_website>
Web.config' drop downs.

Set the following attributes -

requestPathInvalidCharacters=""
requestValidationMode="2.0"

Under the Section 'system.web/pages' and the From 'Default Web
Site/<alias_website> Web.config' drop downs.

validateRequest="False"

Click 'Apply'.

Restart IIS web server.


OR


B. Update the 'web.config' file.

The above changes should be observed under the tags <system.web> and
<pages>.

Add the following XML entries to the 'web.config' located under
<analytics_install>/webcontent folder.

<system.web>
<httpRuntime requestPathInvalidCharacters=""
requestValidationMode="2.0" />
<pages validateRequest="false" />
</system.web>

Restart IIS web server.

[{"Product":{"code":"SSTSF6","label":"IBM Cognos Analytics"},"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Component":"Administration and Configuration v11x","Platform":[{"code":"PF033","label":"Windows"}],"Version":"11.0","Edition":"Enterprise","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
15 June 2018

UID

swg21986070