https://community.qlik.com/t5/Talend-Studio/Get-global-value-from-child-job/m-p/2294295#M67193 Hi&nbsp; <BR />The effective range of global variable is limited to the job itself, you can't access a global variable in other job. To define a variable that can be accessible for all job, refer to this article. <BR /> <A href="https://help.talend.com/pages/viewpage.action?pageId=190513260" rel="nofollow noopener noreferrer">https://help.talend.com/pages/viewpage.action?pageId=190513260</A> <BR /> <BR />Best regards <BR />Shong Thu, 24 Sep 2015 04:33:38 GMT Anonymous 2015-09-24T04:33:38Z https://community.qlik.com/t5/Talend-Studio/Get-global-value-from-child-job/m-p/2294294#M67192 <P>I have a child job, in it i defined a global value and changed it. then I want to use globalMap.get("variable") in parent job, talend returns java.lang.NullPointerException.<BR />The job is simply like tRunjob_1(child)-----onSubjobok------tJava_1, i use globalMap.get in tJava1, return this error.</P> Thu, 24 Sep 2015 03:58:21 GMT https://community.qlik.com/t5/Talend-Studio/Get-global-value-from-child-job/m-p/2294294#M67192 _AnonymousUser 2015-09-24T03:58:21Z https://community.qlik.com/t5/Talend-Studio/Get-global-value-from-child-job/m-p/2294295#M67193 Hi&nbsp; <BR />The effective range of global variable is limited to the job itself, you can't access a global variable in other job. To define a variable that can be accessible for all job, refer to this article. <BR /> <A href="https://help.talend.com/pages/viewpage.action?pageId=190513260" rel="nofollow noopener noreferrer">https://help.talend.com/pages/viewpage.action?pageId=190513260</A> <BR /> <BR />Best regards <BR />Shong Thu, 24 Sep 2015 04:33:38 GMT https://community.qlik.com/t5/Talend-Studio/Get-global-value-from-child-job/m-p/2294295#M67193 Anonymous 2015-09-24T04:33:38Z