status service error

Hi Everybody,

I am getting a strange problem i dont know exactly what the problem i need your help to resolve this issue.

I have a scheduler pub.sap.monitor.systat01.report defined to run every min. Now this perticular serivce throwing below error message. I even tested the SAP server connection and refereshed the cache but still no use this still throwing the same error message please help me to resolve this issue.

My server details are

WebMethods 4.6
SAP Adapter 4.6

Thanks in Advance.

java.lang.NegativeArraySizeException
    at pub.sap.monitor.systat01.report(systat01.java:119)
    at java.lang.reflect.Method.invoke(Native Method)
    at com.wm.app.b2b.server.JavaService.baseInvoke(JavaService.java:281)
    at com.wm.app.b2b.server.ServiceManager.invoke(ServiceManager.java:688)
    at com.wm.app.b2b.server.ServiceManager.invoke(ServiceManager.java:480)
    at com.wm.app.b2b.server.ServiceManager.invoke(ServiceManager.java:437)
    at com.wm.app.b2b.server.SessionInvoke.run(Session.java:620)
    at com.wm.util.pool.PooledThread.run(C:/NT/Perforce/basis/4.1.0-terra/module/core/source/com/wm/util/pool/PooledThread.java:103)
    at java.lang.Thread.run(Unknown Source)