BlazeDS deployment issue on Weblogic : Unable to create a parser to load messaging configuration -


i migrating project jboss weblogic server. java project uses blazeds in order communicate flex front end. works fine on jboss. have been struggling few days following exception.

flex.messaging.localizedexception: unable create parser load messaging configuration. 

the whole stack trace :

flex.messaging.localizedexception: unable create parser load messaging configuration.     @ flex.messaging.config.flexconfigurationmanager.getmessagingconfiguration(flexconfigurationmanager.java:73)     @ flex.messaging.messagebrokerservlet.init(messagebrokerservlet.java:109)     @ weblogic.servlet.internal.stubsecurityhelper$servletinitaction.run(stubsecurityhelper.java:299)     @ weblogic.servlet.internal.stubsecurityhelper$servletinitaction.run(stubsecurityhelper.java:250)     @ weblogic.security.acl.internal.authenticatedsubject.doas(authenticatedsubject.java:321)     @ weblogic.security.service.securitymanager.runas(securitymanager.java:120)     @ weblogic.servlet.provider.wlssubjecthandle.run(wlssubjecthandle.java:57)     @ weblogic.servlet.internal.stubsecurityhelper.initservletinstance(stubsecurityhelper.java:94)     @ weblogic.servlet.internal.stubsecurityhelper.createservlet(stubsecurityhelper.java:82)     @ weblogic.servlet.internal.stublifecyclehelper.createoneinstance(stublifecyclehelper.java:74)     @ weblogic.servlet.internal.stublifecyclehelper.<init>(stublifecyclehelper.java:60)     @ weblogic.servlet.internal.stublifecyclehelper.<init>(stublifecyclehelper.java:34)     @ weblogic.servlet.internal.servletstubimpl.initstublifecyclehelper(servletstubimpl.java:624)     @ weblogic.servlet.internal.servletstubimpl.prepareservlet(servletstubimpl.java:565)     @ weblogic.servlet.internal.webappservletcontext.preloadservlet(webappservletcontext.java:1874)     @ weblogic.servlet.internal.webappservletcontext.loadservletsonstartup(webappservletcontext.java:1848)     @ weblogic.servlet.internal.webappservletcontext.preloadresources(webappservletcontext.java:1738)     @ weblogic.servlet.internal.webappservletcontext.start(webappservletcontext.java:2740)     @ weblogic.servlet.internal.webappmodule.startcontexts(webappmodule.java:1704)     @ weblogic.servlet.internal.webappmodule.start(webappmodule.java:781)     @ weblogic.application.internal.flow.modulestatedriver$3.next(modulestatedriver.java:213)     @ weblogic.application.internal.flow.modulestatedriver$3.next(modulestatedriver.java:208)     @ weblogic.application.utils.statemachinedriver.nextstate(statemachinedriver.java:35)     @ weblogic.application.internal.flow.modulestatedriver.start(modulestatedriver.java:70)     @ weblogic.application.internal.flow.scopedmoduledriver.start(scopedmoduledriver.java:212)     @ weblogic.application.internal.extensiblemodulewrapper.start(extensiblemodulewrapper.java:111)     @ weblogic.application.internal.flow.modulelistenerinvoker.start(modulelistenerinvoker.java:124)     @ weblogic.application.internal.flow.modulestatedriver$3.next(modulestatedriver.java:213)     @ weblogic.application.internal.flow.modulestatedriver$3.next(modulestatedriver.java:208)     @ weblogic.application.utils.statemachinedriver.nextstate(statemachinedriver.java:35)     @ weblogic.application.internal.flow.modulestatedriver.start(modulestatedriver.java:70)     @ weblogic.application.internal.flow.startmodulesflow.activate(startmodulesflow.java:24)     @ weblogic.application.internal.basedeployment$2.next(basedeployment.java:729)     @ weblogic.application.utils.statemachinedriver.nextstate(statemachinedriver.java:35)     @ weblogic.application.internal.basedeployment.activate(basedeployment.java:258)     @ weblogic.application.internal.singlemoduledeployment.activate(singlemoduledeployment.java:48)     @ weblogic.application.internal.deploymentstatechecker.activate(deploymentstatechecker.java:165)     @ weblogic.deploy.internal.targetserver.appcontainerinvoker.activate(appcontainerinvoker.java:79)     @ weblogic.deploy.internal.targetserver.operations.abstractoperation.activate(abstractoperation.java:582)     @ weblogic.deploy.internal.targetserver.operations.activateoperation.activatedeployment(activateoperation.java:148)     @ weblogic.deploy.internal.targetserver.operations.activateoperation.docommit(activateoperation.java:114)     @ weblogic.deploy.internal.targetserver.operations.abstractoperation.commit(abstractoperation.java:335)     @ weblogic.deploy.internal.targetserver.deploymentmanager.handledeploymentcommit(deploymentmanager.java:844)     @ weblogic.deploy.internal.targetserver.deploymentmanager.activatedeploymentlist(deploymentmanager.java:1253)     @ weblogic.deploy.internal.targetserver.deploymentmanager.handlecommit(deploymentmanager.java:440)     @ weblogic.deploy.internal.targetserver.deploymentservicedispatcher.commit(deploymentservicedispatcher.java:163)     @ weblogic.deploy.service.internal.targetserver.deploymentreceivercallbackdeliverer.docommitcallback(deploymentreceivercallbackdeliverer.java:195)     @ weblogic.deploy.service.internal.targetserver.deploymentreceivercallbackdeliverer.access$100(deploymentreceivercallbackdeliverer.java:13)     @ weblogic.deploy.service.internal.targetserver.deploymentreceivercallbackdeliverer$2.run(deploymentreceivercallbackdeliverer.java:68)     @ weblogic.work.selftuningworkmanagerimpl$workadapterimpl.run(selftuningworkmanagerimpl.java:545)     @ weblogic.work.executethread.execute(executethread.java:256)     @ weblogic.work.executethread.run(executethread.java:221) 

more details related configuration:

java 1.7.0_21 blazeds-4.0.0.14931 weblogic 12c (12.1.1) 

i had problematic class within source code of blazeds. flexconfigurationmanager.getmessagingconfiguration() crashes because parser null @ line 70. on line 68, calling flexconfigurationmanager.getconfigurationparser() unfortunately returning null.

looks function not able find 1 of following parsers...

flex.messaging.config.apachexpathserverconfigurationparser flex.messaging.config.xpathserverconfigurationparser 

please note though blazeds version of web link seems 3.0.0.544, have downloaded latest source code of file , it's same. can refer it.

i appreciate if give me little hints...

thanks in advance! ;)

we ended make work. had correct configuration regarding our ejbs.

but main cause of problem import of gwt-dev , underlying xml-apis library!