Content not escaped in distributed build result

2011-08-23 19:13:04,941 [pool-1-thread-1] ERROR org.apache.continuum.distributed.transport.master.MasterBuildAgentTransportClient  -
 Failed to finish the build and return the build result for project (projectId=23) to master http://.../continuum/master-xmlrpc
java.lang.RuntimeException: Could not execute RPC method returnBuildResult
        at com.atlassian.xmlrpc.XmlRpcInvocationHandler.invoke(XmlRpcInvocationHandler.java:163)
        at $Proxy7.returnBuildResult(Unknown Source)
        at org.apache.continuum.distributed.transport.master.MasterBuildAgentTransportClient.returnBuildResult(MasterBuildAgentTrans
portClient.java:89)
        at org.apache.continuum.buildagent.manager.DefaultBuildAgentManager.returnBuildResult(DefaultBuildAgentManager.java:78)
        at org.apache.continuum.buildagent.taskqueue.execution.BuildProjectTaskExecutor.endBuild(BuildProjectTaskExecutor.java:276)
        at org.apache.continuum.buildagent.taskqueue.execution.BuildProjectTaskExecutor.executeTask(BuildProjectTaskExecutor.java:15
0)
        at org.codehaus.plexus.taskqueue.execution.ThreadedTaskQueueExecutor$ExecutorRunnable$1.run(ThreadedTaskQueueExecutor.java:1
16)

Caused by: com.atlassian.xmlrpc.BindingException: org.apache.xmlrpc.XmlRpcException: Failed to parse XML-RPC request: An invalid XML
 character (Unicode: 0xc) was found in the element content of the document.
        at com.atlassian.xmlrpc.ApacheBinder$1.execute(ApacheBinder.java:68)
        at com.atlassian.xmlrpc.XmlRpcInvocationHandler.invoke(XmlRpcInvocationHandler.java:151)
        ... 11 more