401 - Unauthorized: Access is denied due to invalid credentials,

i am using sqldatabase with wcf dataservice . the formview submits are getting failed to select the records after updates the records and ending with error in the web server.  however, i do not any error in my localhost

 </head>
<body>
<div id="header"><h1>Server Error</h1></div>
<div id="content">
 <div class="content-container"><fieldset>
  <h2>401 - Unauthorized: Access is denied due to invalid credentials.</h2>
  <h3>You do not have permission to view this directory or page using the credentials that you supplied.</h3>
 </fieldset></div>
</div>
</body>
</html>
]
   System.Data.Services.Client.<HandleBatchResponse>d__1e.MoveNext() +1864

[DataServiceRequestException: An error occurred while processing this request.]
   System.Data.Services.Client.SaveResult.HandleBatchResponse() +637228
   System.Data.Services.Client.SaveResult.EndRequest() +302
   System.Data.Services.Client.DataServiceContext.SaveChanges(SaveChangesOptions options) +184

TargetInvocationException: Exception has been thrown by the target of an invocation.]
   System.RuntimeMethodHandle._InvokeMethodFast(IRuntimeMethodInfo method, Object target, Object[] arguments, SignatureStruct& sig, MethodAttributes methodAttributes, RuntimeType typeOwner) +0
   System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean skipVisibilityChecks) +639
   System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture) +38
   System.Web.UI.WebControls.ObjectDataSourceView.InvokeMethod(ObjectDataSourceMethod method, Boolean disposeInstance, Object& instance) +1284
   System.Web.UI.WebControls.ObjectDataSourceView.ExecuteUpdate(IDictionary keys, IDictionary values, IDictionary oldValues) +1954
   System.Web.UI.DataSourceView.Update(IDictionary keys, IDictionary values, IDictionary oldValues, DataSourceViewOperationCallback callback) +3635717
   System.Web.UI.WebControls.FormView.HandleUpdate(String commandArg, Boolean causesValidation) +1192
   System.Web.UI.WebControls.FormView.HandleEvent(EventArgs e, Boolean causesValidation, String validationGroup) +751
   System.Web.UI.WebControls.FormViewRow.OnBubbleEvent(Object source, EventArgs e) +148
   System.Web.UI.Control.RaiseBubbleEvent(Object source, EventArgs args) +52
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3691

 


eoswinAsked:
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dexion432Commented:
"Unauthorized: Access is denied due to invalid credentials.</h2>
  <h3>You do not have permission to view this directory or page using the credentials that you supplied"

impersonation is wrong or your user does not have access to the webservice, change user name, impersonation or webservice security configuration
1
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