Hi Lahiru, In my case I am getting the same error.
*[2015-06-10 09:33:46,654] ERROR - {SiddhiExtensionLoader} Cannot load Siddhi extension * *[2015-06-10 09:33:46,698] ERROR - {EventProcessorDeployer} Execution plan is not deployed and in inactive state : SecondDerivativeOfHealthRequest.xml* *org.wso2.carbon.event.processor.core.exception.ExecutionPlanConfigurationException: Invalid query specified, No extension exist for OutputAttributeExtension{extensionName='stratos', functionName='concat', rename='health_second_der_cluster_network'}* What could be the possible reason? *T. Pranavan* *BSc Eng Undergraduate| Department of Computer Science & Engineering ,University of Moratuwa* *Mobile| *0775136836 On 10 June 2015 at 08:55, Lahiru Sandaruwan <lahi...@wso2.com> wrote: > Hi Mari, > > It seems we do not have the information [1], in the corresponding page of > 4.1.0, [2]. > > Thanks. > > [1] > https://cwiki.apache.org/confluence/display/STRATOS/4.0.0+Complex+Event+Processor+Configuration > > [2] > https://cwiki.apache.org/confluence/display/STRATOS/4.1.0+Installing+Stratos+in+a+Distributed+Setup+Using+the+Installer > > On Wed, Jun 10, 2015 at 8:54 AM, Lahiru Sandaruwan <lahi...@wso2.com> > wrote: > >> Hi Pranavan, >> >> I just ran a setup with external CEP, as explained in the guide you >> mentioned, [1]. There are no errors. However the mock stat publisher does >> not work when the CEP is running with port offset. >> >> Will have a look into it. >> >> Meanwhile, can you try this again with fresh CEP 3.1.0 pack again? >> >> Thanks. >> >> [1] >> https://cwiki.apache.org/confluence/display/STRATOS/4.0.0+Complex+Event+Processor+Configuration >> >> >> On Tue, Jun 2, 2015 at 8:40 PM, Pranavan Theivendiram < >> pranavan...@cse.mrt.ac.lk> wrote: >> >>> Hi Mohan, >>> >>> I have checked. It looks like an issue. >>> >>> *T. Pranavan* >>> *BSc Eng Undergraduate| Department of Computer Science & Engineering >>> ,University of Moratuwa* >>> *Mobile| *0775136836 >>> >>> On 2 June 2015 at 19:45, Mohanadarshan Vivekanandalingam <mo...@wso2.com >>> > wrote: >>> >>>> If you are not encountered any other exception in CEP (believe, you are >>>> trying out with standalone CEP 3.1.0), then only possible reason is >>>> extension jar is not picked by the OSGI environment.. Below steps may help >>>> you to check the issue, >>>> >>>> 1) Are there many extension jars available? Whether they have same >>>> package name ? If yes, you cannot have like that in OSGI environment then >>>> some jars which have the same package name will not be picked by the OSGI >>>> class loader.. You need to have unique package name.. >>>> >>>> 2) Check how many OSGI bundles are exists in dropins folder.. If you >>>> are put a jar in to lib directory then it will be converted in to OSGI >>>> bundle and copies to dropins folder. Then if you delete a jar in lib then >>>> you also need to delete it from dropins as well.. >>>> >>>> If you cannot resolve the issue by following above approaches then >>>> there might be an issue with siddhi extension and/or need to check deeper >>>> on that.. >>>> >>>> >>>> On Tue, Jun 2, 2015 at 7:22 PM, Pranavan Theivendiram < >>>> pranavan...@cse.mrt.ac.lk> wrote: >>>> >>>>> Hi Nirmal, >>>>> >>>>> Cannot Load Siddhi extension errors is coming again and again. >>>>> >>>>> *T. Pranavan* >>>>> *BSc Eng Undergraduate| Department of Computer Science & Engineering >>>>> ,University of Moratuwa* >>>>> *Mobile| *0775136836 >>>>> >>>>> On 2 June 2015 at 19:14, Pranavan Theivendiram < >>>>> pranavan...@cse.mrt.ac.lk> wrote: >>>>> >>>>>> Hi Nirmal, >>>>>> >>>>>> Thanks. I will check and update. >>>>>> >>>>>> *T. Pranavan* >>>>>> *BSc Eng Undergraduate| Department of Computer Science & Engineering >>>>>> ,University of Moratuwa* >>>>>> *Mobile| *0775136836 >>>>>> >>>>>> On 2 June 2015 at 19:05, Nirmal Fernando <nir...@wso2.com> wrote: >>>>>> >>>>>>> Please add that file into CEP (<CEP_HOME>/repository/conf/siddhi) and >>>>>>> restart CEP and see. >>>>>>> >>>>>>> On Tue, Jun 2, 2015 at 6:59 PM, Pranavan Theivendiram < >>>>>>> pranavan...@cse.mrt.ac.lk> wrote: >>>>>>> >>>>>>>> Hi Nirmal, >>>>>>>> >>>>>>>> I am following the docs given below. >>>>>>>> >>>>>>>> 1. >>>>>>>> >>>>>>>> https://cwiki.apache.org/confluence/display/STRATOS/4.0.0+Complex+Event+Processor+Configuration >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> *T. Pranavan* >>>>>>>> *BSc Eng Undergraduate| Department of Computer Science & >>>>>>>> Engineering ,University of Moratuwa* >>>>>>>> *Mobile| *0775136836 >>>>>>>> >>>>>>>> On 2 June 2015 at 18:57, Nirmal Fernando <nir...@wso2.com> wrote: >>>>>>>> >>>>>>>>> There should be a siddhi.extension file in >>>>>>>>> <CEP_HOME>/repository/conf/siddhi >>>>>>>>> which loads all these Stratos extensions. Which guide you are >>>>>>>>> following? >>>>>>>>> >>>>>>>>> I can see this file here: >>>>>>>>> >>>>>>>>> https://github.com/apache/stratos/blob/master/products/stratos/modules/distribution/src/main/conf/siddhi/siddhi.extension >>>>>>>>> >>>>>>>>> On Tue, Jun 2, 2015 at 6:47 PM, Pranavan Theivendiram < >>>>>>>>> pranavan...@cse.mrt.ac.lk> wrote: >>>>>>>>> >>>>>>>>>> Hi Nirmal, >>>>>>>>>> >>>>>>>>>> I have added. ( I built this component and got the jar and added) >>>>>>>>>> >>>>>>>>>> *T. Pranavan* >>>>>>>>>> *BSc Eng Undergraduate| Department of Computer Science & >>>>>>>>>> Engineering ,University of Moratuwa* >>>>>>>>>> *Mobile| *0775136836 >>>>>>>>>> >>>>>>>>>> On 2 June 2015 at 18:42, Nirmal Fernando <nir...@wso2.com> wrote: >>>>>>>>>> >>>>>>>>>>> Ok. Did you add the Stratos extensions jar into CEP >>>>>>>>>>> (repository/components/lib) directory ? >>>>>>>>>>> https://github.com/apache/stratos/tree/master/extensions/cep/stratos-cep-extension >>>>>>>>>>> >>>>>>>>>>> On Tue, Jun 2, 2015 at 6:37 PM, Pranavan Theivendiram < >>>>>>>>>>> pranavan...@cse.mrt.ac.lk> wrote: >>>>>>>>>>> >>>>>>>>>>>> Hi Nirmal, >>>>>>>>>>>> >>>>>>>>>>>> I am using WSO2 CEP 3.1.0, but I am getting those errors. >>>>>>>>>>>> >>>>>>>>>>>> *T. Pranavan* >>>>>>>>>>>> *BSc Eng Undergraduate| Department of Computer Science & >>>>>>>>>>>> Engineering ,University of Moratuwa* >>>>>>>>>>>> *Mobile| *0775136836 >>>>>>>>>>>> >>>>>>>>>>>> On 2 June 2015 at 18:29, Nirmal Fernando <nir...@wso2.com> >>>>>>>>>>>> wrote: >>>>>>>>>>>> >>>>>>>>>>>>> If you are trying to setup Stratos in distributed mode, you >>>>>>>>>>>>> have to use WSO2 CEP 3.1.0 released version. If you want to use >>>>>>>>>>>>> Stratos in >>>>>>>>>>>>> single JVM mode, you do not need an external CEP. >>>>>>>>>>>>> >>>>>>>>>>>>> On Tue, Jun 2, 2015 at 6:23 PM, Pranavan Theivendiram < >>>>>>>>>>>>> pranavan...@cse.mrt.ac.lk> wrote: >>>>>>>>>>>>> >>>>>>>>>>>>>> Hi All, >>>>>>>>>>>>>> >>>>>>>>>>>>>> I am getting the following error log at the cep start up. Can >>>>>>>>>>>>>> anyone help me in this issue? >>>>>>>>>>>>>> >>>>>>>>>>>>>> [*2015-06-02 18:19:35,848] ERROR - {SiddhiExtensionLoader} >>>>>>>>>>>>>> Cannot load Siddhi extension * >>>>>>>>>>>>>> *[2015-06-02 18:19:35,878] ERROR - {EventProcessorDeployer} >>>>>>>>>>>>>> Execution plan is not deployed and in inactive state : >>>>>>>>>>>>>> SecondDerivativeOfHealthRequest.xml* >>>>>>>>>>>>>> *org.wso2.carbon.event.processor.core.exception.ExecutionPlanConfigurationException: >>>>>>>>>>>>>> Invalid query specified, No extension exist for >>>>>>>>>>>>>> OutputAttributeExtension{extensionName='stratos', >>>>>>>>>>>>>> functionName='concat', >>>>>>>>>>>>>> rename='health_second_der_cluster_network'}* >>>>>>>>>>>>>> >>>>>>>>>>>>>> Thanks in adavance. >>>>>>>>>>>>>> >>>>>>>>>>>>>> *T. Pranavan* >>>>>>>>>>>>>> *BSc Eng Undergraduate| Department of Computer Science & >>>>>>>>>>>>>> Engineering ,University of Moratuwa* >>>>>>>>>>>>>> *Mobile| *0775136836 >>>>>>>>>>>>>> >>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>> Dev mailing list >>>>>>>>>>>>>> d...@wso2.org >>>>>>>>>>>>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> -- >>>>>>>>>>>>> >>>>>>>>>>>>> Thanks & regards, >>>>>>>>>>>>> Nirmal >>>>>>>>>>>>> >>>>>>>>>>>>> Associate Technical Lead - Data Technologies Team, WSO2 Inc. >>>>>>>>>>>>> Mobile: +94715779733 >>>>>>>>>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> >>>>>>>>>>> Thanks & regards, >>>>>>>>>>> Nirmal >>>>>>>>>>> >>>>>>>>>>> Associate Technical Lead - Data Technologies Team, WSO2 Inc. >>>>>>>>>>> Mobile: +94715779733 >>>>>>>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> >>>>>>>>> Thanks & regards, >>>>>>>>> Nirmal >>>>>>>>> >>>>>>>>> Associate Technical Lead - Data Technologies Team, WSO2 Inc. >>>>>>>>> Mobile: +94715779733 >>>>>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> >>>>>>> Thanks & regards, >>>>>>> Nirmal >>>>>>> >>>>>>> Associate Technical Lead - Data Technologies Team, WSO2 Inc. >>>>>>> Mobile: +94715779733 >>>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>>> >>>> -- >>>> *V. Mohanadarshan* >>>> *Senior Software Engineer,* >>>> *Data Technologies Team,* >>>> *WSO2, Inc. http://wso2.com <http://wso2.com> * >>>> *lean.enterprise.middleware.* >>>> >>>> email: mo...@wso2.com >>>> phone:(+94) 771117673 >>>> >>>> _______________________________________________ >>>> Dev mailing list >>>> d...@wso2.org >>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>> >>>> >>> >>> _______________________________________________ >>> Dev mailing list >>> d...@wso2.org >>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>> >>> >> >> >> -- >> -- >> Lahiru Sandaruwan >> Committer and PMC member, Apache Stratos, >> Senior Software Engineer, >> WSO2 Inc., http://wso2.com >> lean.enterprise.middleware >> >> phone: +94773325954 >> email: lahi...@wso2.com blog: http://lahiruwrites.blogspot.com/ >> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >> >> > > > -- > -- > Lahiru Sandaruwan > Committer and PMC member, Apache Stratos, > Senior Software Engineer, > WSO2 Inc., http://wso2.com > lean.enterprise.middleware > > phone: +94773325954 > email: lahi...@wso2.com blog: http://lahiruwrites.blogspot.com/ > linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 > >