Hello all,
I developed a simple sharepoint app. Onbutton click event it should say hello.
But I get an error "
Server Error in '/' Application.
The parameter 'token' cannot be a null or empty string
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.ArgumentException: The parameter 'token' cannot be a null or empty string
Source Error:
An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below. |
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Can anybody help me to resolve this issue
Thanks