AsyncFileUpload not working first edit row

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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.
Web Config: tags

pages enableeventvalidation="false" validaterequest="false" viewstateencryptionmode="Never" controlrenderingcompatibilityversion="3.5" clientidmode="AutoID"

Posted 10-Sep-12 21:57pm

mohit jain

Updated 11-Sep-12 0:27am

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Kuthuparakkal 11-Sep-12 4:15am

does it happen all time irrespective record set ?

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Prasad_Kulkarni · Answer 1 · 2012-09-11T00:33:00

Solution 1

Have a look on similar discussions:
AsyncFileUploader exception[^]
Unhandled Exception: "The file attached is invalid" with AsyncFileUploader and .NET Framework 4[^]
Asyncfileupload does not work in first row of gridview[^]

Posted 11-Sep-12 0:33am

Prasad_Kulkarni