ChartCustomField.id is not a valid reference

Environment :
Green Hopper 3.1.1
JIRA Enterprise 3.1.3

We are getting the following errors:
I have gone though similar request GHS-808.It says the issue is resolved in 3.2.
Please confirm that these issues are green hopper related or not?so that we stop investigating on the other plug-ins for the issues and install the latest version of green hopper.

A) 2009-01-05 11:19:05,714 INFO [STDOUT] (http-0.0.0.0-10041-Processor20) 2009-01-05 11:19:05,713 http-0.0.0.0-10041-Processor20 ERROR [jira.event.issue.IssueEventDispatcher] Exception thrown from listener [com.pyxis.greenhopper.jira.customfields.GreenHopperCTFIndexer] : null
java.lang.NullPointerException
at com.pyxis.greenhopper.jira.customfields.GreenHopperCTFIndexer.issueUpdated(GreenHopperCTFIndexer.java:108)
at com.atlassian.jira.event.issue.AbstractIssueEventListener.workflowEvent(AbstractIssueEventListener.java:112)
at com.atlassian.jira.event.issue.IssueEventDispatcher.dispatchEvent(IssueEventDispatcher.java:125)
at com.atlassian.jira.event.issue.IssueEventDispatcher.dispatchEvent(IssueEventDispatcher.java:106)
at com.atlassian.jira.issue.util.DefaultIssueUpdater.doUpdate(DefaultIssueUpdater.java:63)
at com.atlassian.jira.action.issue.AbstractIssueUpdateAction.doUpdate(AbstractIssueUpdateAction.java:140)
at com.atlassian.jira.action.issue.IssueUpdate.doExecute(IssueUpdate.java:75)
at webwork.action.ActionSupport.execute(ActionSupport.java:153)
at com.atlassian.jira.action.JiraActionSupport.execute(JiraActionSupport.java:54)
at com.atlassian.jira.action.JiraNonWebActionSupport.execute(JiraNonWebActionSupport.java:27)
at webwork.dispatcher.GenericDispatcher.executeAction(GenericDispatcher.java:132)
at com.atlassian.core.action.DefaultActionDispatcher.execute(DefaultActionDispatcher.java:36)
at com.atlassian.jira.web.action.issue.EditIssue.doExecute(EditIssue.java:197)
at webwork.action.ActionSupport.execute(ActionSupport.java:153)
at com.atlassian.jira.action.JiraActionSupport.execute(JiraActionSupport.java:54)
at webwork.dispatcher.GenericDispatcher.executeAction(GenericDispatcher.java:132)
at com.atlassian.jira.web.dispatcher.JiraServletDispatcher.service(JiraServletDispatcher.java:178)
at java

B) 2009-01-05 12:40:18,834 INFO [STDOUT] (http-0.0.0.0-10041-Processor12) 2009-01-05 12:40:18,834 http-0.0.0.0-10041-Processor12 WARN [velocity] org.apache.velocity.runtime.exception.ReferenceException: reference : template = templates/greenhopper/jira/boards/header/helper.vm [line 2,column 223] : $action.preferences.chartCustomField.id is not a valid reference.
at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:277)
at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:55)
at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:70)
at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:55)
at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:70)
at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
at org.apache.velocity.runtime.directive.Parse.render(Parse.java:181)
at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:114)
at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:55)
at org.apache.velocity.runtime.parser.node.ASTElseIfStatement.render(ASTElseIfStatement.java:78)
at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:89)
at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
at org.apache.velocity.runtime.directive.Parse.render(Parse.java:181)
at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:114)
at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
at org.apache.velocity.Template.merge(Template.java:256)
at org.apache.velocity.app.VelocityEngine.mergeTemplate(VelocityEngine.java:450)
at com.atlassian.velocity.DefaultVelocityManager.getEncodedBody(DefaultVelocityManager.java:77)
at com.atlassian.jira.plugin.webwork.JiraPluginWebworkVelocityServlet.service(JiraPluginWebworkVelocityServlet.java:46)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672)
at org.apache.catalina.core.ApplicationDispatcher.

Thanks,
Sudhakar