I have created an worklow inside designer and deployed . The workflow is working perfect for uaadmin.sa.system but when i am running the same workflow from different user tuser01.users.data . I am getting error

Application Name: Script error in idvault.globalQuery()
and when i see my catalina.out . I see the following error

Code:
2018-02-09 15:29:50,688 [http-bio-8180-exec-4] WARN  com.netiq.idm.auth.oauth.OAuthManager- [RBPM] Token validation failed. HTTP s
tatus code: 401 Detail message from authentication server: The access token is expired.
2018-02-09 15:30:00,213 [http-bio-8180-exec-12] ERROR com.novell.ajax.juice.AjaxServiceHandlerMgr- [RBPM] An error occurred proces
sing the request.
java.lang.NullPointerException
        at com.novell.srvprv.impl.servlet.service.DNLookup.delegatedExecute(DNLookup.java:209)
        at com.novell.ajax.juice.CachedService.execute(CachedService.java:255)
        at com.novell.ajax.juice.CachedService.execute(CachedService.java:174)
        at com.novell.ajax.juice.AjaxServiceHandlerMgr.handleRequest(AjaxServiceHandlerMgr.java:88)
        at com.novell.ajax.juice.servlet.UIQueryServlet.doPost(UIQueryServlet.java:207)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:646)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at com.novell.soa.common.i18n.BestLocaleServletFilter.doFilter(BestLocaleServletFilter.java:241)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at com.novell.common.AntiCsrfServletFilter.doFilter(AntiCsrfServletFilter.java:197)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
        at com.novell.afw.portal.i18n.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:135)