I have a gridview with an asyncfileupload control.
In general it works, but ONLY on the first row in the gridview
I get the
error: Unhandled Exception: The file attached is invalid.
but all rows are updated using Asyncfileupload except first rows............
WebConfig:
pages enableEventValidation="false" validateRequest="false" viewStateEncryptionMode="Never" controlRenderingCompatibilityVersion="3.5" clientIDMode="AutoID"
All three Solution ,I try
My Problem is not Solving.....