An attempt to negotiate has failed. (J2EE application = aa....aa, context root = bb....bb, DB Connector = cc....cc, invalid parameter = (dd....dd), valid parameter = (ee....ee))

aa....aa: J2EE application name
bb....bb: Context root name
cc....cc: Optional name of the DB Connector
dd....dd: Set information that caused the negotiation to fail
ee....ee: Correct set information

Description

The negotiation processing executed during the start of the database session failover functionality has failed. The set information of the Web application saved in the database does not match the set information of the Web application for which an attempt has made to start.

Starting the Web application will be canceled.

For the erroneous parameters, the currently settings is output in dd....dd, and the information saved in the database is output in ee....ee, in the following format:

Parameter-name = Setting-value

The contents of the parameter name are as follows:

• max sessions: Maximum number of HttpSession objects
• max attribute data size: Maximum size (in bytes) of the attribute information of the HTTP session
• max inactive interval: Validity period of the HTTP session defined in web.xml
• exclude extensions: Extensions for excluding the database session failover functionality^#
• integrity mode: Setup value of the integrity assurance mode
• session read only uris: Setup value of the read-only request definition functionality of the HTTP session^#
• thread control queue enabled: Setup value for determining whether or not to return error 503 when the free space of the pending queue for controlling concurrently executing thread count of each Web application is insufficient
• exception type backcompat: Setup value of the compatibility option of the exception occurred when the HttpServletRequest#getSession method is executed in the error page of the requests for which DBSFO functionality is to be disabled
• session persistence version: Version of the DBSFO functionality

In the case of multiple errors, the multiple parameter names are output with comma (,) as delimiters.

#

If multiple setup values exist, output the values in a series with comma (,) as the delimiter.

Action

Revise the settings in accordance with the settings of the Web application saved in the database, as displayed in ee....ee.

For details, see 6. Database Session Failover Functionality in the manual Cosminexus Application Server Function Guide - Expansion.