Outage in Officient

Exact Online Fiscaal - Opgaaf Werkelijk Rendement is rejected with error: "':/510: Validatie bij de uitvragende partij niet gelukt

Resolved Minor
October 28, 2025 - Started 2 days ago - Lasted about 20 hours
Official incident page

Incident Report

You may experience that the declaration for Opgaaf werkelijk rendement has been rejected with error message ":/510: Validatie bij de uitvragende partij niet gelukt" We are investigating the issue and we will update this page as soon as more information becomes available. Our apologies for the inconvenience.

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Latest Updates ( sorted recent to last )
RESOLVED 1 day ago - at 10/29/2025 08:56AM

This issue has been resolved. You can resubmit the "opgaaf werkelijk rendement” without an error message if everything is filled in correctly. Our apologies for the inconvenience.

INVESTIGATING 2 days ago - at 10/28/2025 01:05PM

You may experience that the declaration for Opgaaf werkelijk rendement has been rejected with error message ":/510: Validatie bij de uitvragende partij niet gelukt"
We are investigating the issue and we will update this page as soon as more information becomes available. Our apologies for the inconvenience.

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