TECHNOLOGIES
FORUMS
JOBS
BOOKS
EVENTS
INTERVIEWS
Live
MORE
LEARN
Training
CAREER
MEMBERS
VIDEOS
NEWS
BLOGS
Sign Up
Login
No unread comment.
View All Comments
No unread message.
View All Messages
No unread notification.
View All Notifications
Answers
Post
An Article
A Blog
A News
A Video
An EBook
An Interview Question
Ask Question
Forums
Monthly Leaders
Forum guidelines
Ravi Patel
275
6.8k
1.4m
webservices invoking error
Aug 22 2014 1:18 AM
i have created web services method
<WebMethod()> _
Public Function getAddressBookList()
try
Dim db As Database
Dim dbCommandWrapper As DbCommand = Nothing
Dim result As DataSet= Nothing
db = DatabaseFactory.CreateDatabase
dbCommandWrapper = db.GetStoredProcCommand("spScribeRefphyAddressbookSelect")
result = db.ExecuteDataSet(dbCommandWrapper)
Catch ex As Exception
End Try
Return result
End Function
i am trying to Invoke webservices but i am getting error
System.InvalidOperationException: There was an error generating the XML document. ---> System.InvalidOperationException: The type System.Data.DataSet may not be used in this context. To use System.Data.DataSet as a parameter, return type, or member of a class or struct, the parameter, return type, or member must be declared as type System.Data.DataSet (it cannot be object). Objects of type System.Data.DataSet may not be used in un-typed collections, such as ArrayLists. at System.Xml.Serialization.XmlSerializationWriter.WriteTypedPrimitive(String name, String ns, Object o, Boolean xsiType) at Microsoft.Xml.Serialization.GeneratedAssembly.XmlSerializationWriter1.Write1_Object(String n, String ns, Object o, Boolean isNullable, Boolean needType) at Microsoft.Xml.Serialization.GeneratedAssembly.XmlSerializationWriter1.Write7_anyType(Object o) at Microsoft.Xml.Serialization.GeneratedAssembly.ObjectSerializer5.Serialize(Object objectToSerialize, XmlSerializationWriter writer) at System.Xml.Serialization.XmlSerializer.Serialize(XmlWriter xmlWriter, Object o, XmlSerializerNamespaces namespaces, String encodingStyle, String id) --- End of inner exception stack trace --- at System.Xml.Serialization.XmlSerializer.Serialize(XmlWriter xmlWriter, Object o, XmlSerializerNamespaces namespaces, String encodingStyle, String id) at System.Xml.Serialization.XmlSerializer.Serialize(TextWriter textWriter, Object o, XmlSerializerNamespaces namespaces) at System.Web.Services.Protocols.XmlReturnWriter.Write(HttpResponse response, Stream outputStream, Object returnValue) at System.Web.Services.Protocols.WebServiceHandler.WriteReturns(Object[] returnValues) at System.Web.Services.Protocols.WebServiceHandler.Invoke()
Reply
Answers (
0
)
Add Stored Procedure to Entitiy Framework
asp.net dropdownlist