Some IBM Cognos 8 error messages may contain sensitive information such as server names. By default, the IBM Cognos Application Firewall secure error messages option is enabled. Users are presented with information that indicates only that an error has taken place. For more information, see Filtering of Error Messages.
If you have the appropriate permissions, you can retrieve full error details, which may contain sensitive information.
You may also want to see log messages .
Find the error code ID in the user error message. For example, the error number in the following message is secureErrorID:2004-05-25-15:44:11.296-#9:
An error has occurred. Please contact your administrator. The complete error has been logged by CAF with SecureErrorID:2004-05-25-15:44:11.296-#9
Open the cogserver.log file using a text editor.
The file is located in c8_location/logs.
Search for the error code ID to locate the applicable error message.