The string '' is not a valid AllXsd value - meh?


Neil Chambers

Hello there - I'm quite new to WebServices and and I've exhausted my
troubleshooting capacity on this one.

I am running a lookup method against a remote webservice and am expecting
some data back. It would seem as if the response I am getting back is
actually missing a field and/or cannot be converted from '' (Blank?) to a

On the face of it, it seems as if a dateTime conversion is failing - at
least from my limited view of things.

Is it possible to narrow down which property is being improperly formatted?

What other kinds of tests can I run?

Considering the WebService definition/proxy was built using the WSDL tool
from a schema file, how appropriate might it be to modify the resultant
service difinition in order to fix this (if I actually find what the problem

Sincerely - n

Server Error in '/Test' Application.

The string '' is not a valid AllXsd value.
Description: An unhandled exception occurred during the execution of the
current web request. Please review the stack trace for more information
about the error and where it originated in the code.

Exception Details: System.FormatException: The string '' is not a valid
AllXsd value.

Stack Trace:

[FormatException: The string '' is not a valid AllXsd value.]
System.Xml.Schema.XsdDateTime..ctor(String text, XsdDateTimeFlags kinds)
System.Xml.XmlConvert.ToDateTime(String s, XmlDateTimeSerializationMode
dateTimeOption) +38
System.Xml.Serialization.XmlCustomFormatter.ToDateTime(String value) +60
System.Xml.Serialization.XmlSerializationReader.ToDateTime(String value)
isNullable, Boolean checkType) +2968
isNullable, Boolean checkType) +466
reader) +40
System.Xml.Serialization.XmlSerializer.Deserialize(XmlReader xmlReader,
String encodingStyle, XmlDeserializationEvents events) +161

[InvalidOperationException: There is an error in XML document (8, 463).]
System.Xml.Serialization.XmlSerializer.Deserialize(XmlReader xmlReader,
String encodingStyle, XmlDeserializationEvents events) +637
System.Xml.Serialization.XmlSerializer.Deserialize(XmlReader xmlReader,
String encodingStyle) +32
message, WebResponse response, Stream responseStream, Boolean asyncCall)
methodName, Object[] parameters) +204
pmService.lookupTicket(LookupTicketRequestType lookupTicketRequest) +47
_Default.ticketLookup(String tNum) in
_Default.TicketLookupButton_Click(Object sender, EventArgs e) in
System.Web.UI.WebControls.Button.OnClick(EventArgs e) +105
System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)
eventArgument) +7
sourceControl, String eventArgument) +11
System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +33
includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1746


Ask a Question

Want to reply to this thread or ask your own question?

You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.

Ask a Question