NullPointerException on com.isomorphic.datasource.DataSource.makeAuditIfRequired()

Getting java.lang.NullPointerException on com.isomorphic.datasource.DataSource.makeAuditIfRequired(DataSource.java:2018)

We are using the Isomorphic-SmartClient-Version: v10.0p_2015-05-22PowerEdition, Internet Explorer 11 getting below exception:

java.lang.NullPointerException at com.isomorphic.datasource.DataSource.makeAuditIfRequired(DataSource.java:2018)
at com.isomorphic.datasource.DataSource.execute(DataSource.java:1971)
at com.cs.examin.gui.smartclient.datasource.JDBCDataSource.execute(JDBCDataSource.java:25)
at com.cs.examin.gui.smartclient.datasource.DatasourceController.handleDSRequest(DatasourceController.java:59)
at com.isomorphic.servlet.IDACall.processRPCTransaction(IDACall.java:185)
at com.isomorphic.servlet.IDACall.processRequest(IDACall.java:152)
at com.isomorphic.servlet.IDACall._processRequest(IDACall.java:117)
at com.isomorphic.servlet.IDACall.doPost(IDACall.java:76)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:751)
at com.isomorphic.servlet.BaseServlet.service(BaseServlet.java:156)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:844)
at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:280)
at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:254)
at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:136)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:346)
at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:25)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:79)
at com.isomorphic.js.JSSyntaxScannerFilter._doFilter(JSSyntaxScannerFilter.java:262)
at com.isomorphic.servlet.BaseFilter.doFilter(BaseFilter.java:83)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:79)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3436)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3402)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:57)
at weblogic.servlet.internal.WebAppServletContext.doSecuredExecute(WebAppServletContext.java:2285)
at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2201)
at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2179)
at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1572)
at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:255)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:311)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:263)

Same code is working with the Isomorphic-SmartClient-Version: 7.0rc2PowerEdition.