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MORATHO's avatar
MORATHO
Frequent Visitor
1 year ago
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Paginated Report throws Sys.WebForms.PageRequestManagerServerErrorException (503 Error)

Hello, I am facing the problem that my paginated reports are returning the following error: Sys.WebForms.PageRequestManagerServerErrorException: An unknown error occurred while processing the reques...
  • MORATHO's avatar
    1 year ago

    Hello, here an update:

    It looks like the trellix endpoint security service was the reason. We created a policy to exclude the directory "C:\Program Files\Microsoft Power BI Report Server\PBIRS\ReportServer".
    Now it works