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Why do we see Error: mod_security: access denied with code 400 IN OCO pages? (Doc ID 976473.1)

Last updated on FEBRUARY 13, 2019

Applies to:

Oracle Customers Online - Version 11.5.10 to 11.5.10.2 [Release 11.5]
Oracle E-Business Suite Technology Stack - Version 11.5.10.2 to 11.5.10.2 [Release 11.5.10]
Information in this document applies to any platform.

Goal

Why do we see Error: mod_security: access denied with code 400 IN OCO pages?

Error_log shows the following error :

[error] [client <IP ADDRESS>] mod_security: Access denied with code 400.
Pattern match "!^([-_@|#!=A-Za-z0-9/ :.$]){0,255}$" at ARGS_NAMES. [hostname "<HOSTNAME>"] [uri "/OA_HTML/OA.jsp?page=/oracle/apps/imc/ocong/party/organization/webui/ImcCrea
teOrg&HzPuiAddressEvent=CREATE&OAHP=IMC_NG_MAIN_MENU&OASF=IMC_NG_ORG_CREATE&_
ti=1413561741&oapc=4&oas=OK4mcKJEJ4fQvadsOg9OCQ.."] [unique_id
St-IDawRAhYAABKyd6A]

Solution

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