Validation of viewstate MAC

Technical Note 77196

Targets:
All

Component:
Licensing

Updated:
6/7/2013 10:32 AM

Introduction

When submitting a registration, there is a message similar to

Server Error in '/' Application 
Validation of viewstate MAC failed [...]

Possible solution

Try registering again.

Background

The validation is related to standard web security checking. Failure can be caused by communcations issues such as delay at inopportune times.

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