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Invalid operation error while calling webservice

I am trying to call a webservice.
following is the error that i got
/******/
System.InvalidOperationException: Missing parameter: sOCrp.
at
System.Web.Services.Protocols.ValueCollectionParam eterReader.Read(NameValueCollection collection)
at System.Web.Services.Protocols.UrlParameterReader.R ead(HttpRequest
request)
at System.Web.Services.Protocols.HttpServerProtocol.R eadParameters()
at System.Web.Services.Protocols.WebServiceHandler.In voke()
at System.Web.Services.Protocols.WebServiceHandler.Co reProcessRequest()
/******/

The webservice call is successfully returning expected value when i invoke
within say 5 or 10 mins. if i invoke after 20 or 30 minutes i am getting the
above error. The same time, I am getting out of memory error being logged in
event log.

can anyone help me

Nov 21 '05 #1
1 3562
Do you own the webservice implementation?
Can you post the service description for the webservice and or the actual
asmx, so we can take look?

Thanks,
Elena
Nov 21 '05 #2

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