PQ74420: USING THE KEEPALIVEENABLED CUSTOM PROPERTY FOR HTTP TRANSPORT SETTINGS PREVENT THE APPLICATION SERVER FROM STARTING | |||||||||||||||||||||||||||||||||||||||||||||||||
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![]() APAR status Closed as program error. Error description Application will not start when the following custom property is set for an HTTP transport: KeepAliveEnabled=false The SystemOut.log contains the following error, and the applicat server fails to start. [5/16/03 17:43:53:265 EDT] 6dd015a0 WebContainer E SRVE0146E: Failed to Start Transport on host , port 9085. The most likely cause is that the port is already in use. Please ensure that no other applications are using this port and restart the server. com.ibm.ws.webcontainer.exception.TransportException: Failed to start transport http: com.ibm.ws.webcontainer.exception.TransportException: unknown transport property: KeepAliveEnabledLocal fix Set the following HTTP Transport property: MaxKeepAliveConnections=0. Steps for this task 1. Access the settings page for a property of the transport: a. In the console navigation tree, click Servers >Application Servers > server_name > Web Container > HTTP Transports > transport_host_name > Custom Properties. b. On the Custom Properties page, click New. 2. On the settings page for a property, specify the transport property name and the value. In this case, specify a name of MaxKeepAliveConnections and a value of 0. Then click OK. 3. Click Save on the console taskbar and save the changes to the configuration. 4. Restart the server. 5. Regenerate the Web server plug-in.Problem summary **************************************************************** * USERS AFFECTED: WebSphere Application Server 5.0 users * **************************************************************** * PROBLEM DESCRIPTION: An attempt to use the KeepAliveEnabled * * property as described in the infocenter * * will result in the application server * * failing to start. The error message * * indicates an unknown property. * **************************************************************** * RECOMMENDATION: * **************************************************************** The information center documentation lists KeepAliveEnabled as a valid custom property for the HTTP Transport. Attempting to use this in the v5.0 results in a error and the applicaiton Server fails to start. The error message indicates that this property is unknown. The reason is that support for this property was not added until the v5.0.1.Problem conclusion HttpTransport.startTransport() was modified to accept KeepAliveEnabled as a property.Temporary fix Comments
APAR is sysrouted FROM one or more of the following: APAR is sysrouted TO one or more of the following: Modules/Macros
Publications Referenced
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Product categories: Software > Application Servers >
Distributed Application & Web Servers > WebSphere Application
Server > General
Operating system(s):
Software version: 00S
Software edition:
Reference #: PQ74420
IBM Group: Software Group
Modified date: Apr 26, 2005
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