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It seems that the error you are encountering when trying to schedule your certification exam through Pearson VUE may be related to your account being blocked. This can happen due to multiple failed payments or other account issues. To resolve this, you should contact Pearson VUE support to get the block lifted and verify your account status. You can reach them using the link provided in the Microsoft Certification support resources.
Additionally, if you continue to face issues, you may want to check your Microsoft Certification profile for any discrepancies or reach out to Microsoft Certification Support for further assistance.
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