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Error message from the provider: The RSA key container could not be opened.
Now if you want some of your PageMethod calls should be synchronous and some not, then you will have to change code as:
This time the task was to save an image on client machine.
Operation Contract: We need to use “OperationContract” attribute to the methods which needs to be exposed as a service method.
WCF service interface should be decorated with ServiceContract attribute to mark this as the service that is exposed.
fileName, (int)access, (int)mode, out this.context);
A month ago, we have faced problem while deleting items from List in one of the projects.
For a project that I am working on we needed to create an alert system.
This was because .NET detected something in the entered text which looked like an HTML statement.