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3634877 - Unknown Database Connector Error on Crystal Reports

Symptom

  • Error "unknown database connection" occurs when running Crystal Reports 2025 with large data sets.
  • The Adaptive Processing Server (APS) restarts multiple times or fails after restarting 5 times.
  • Reports with smaller data sets run successfully.


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Environment

  • Windows 2019
  • SAP BusinessObjects Business Intelligence Platform 2025 

Product

SAP BusinessObjects Business Intelligence platform 2025

Keywords

cr, crystal reports 2025, unknown database connection, large data sets, adaptive processing server, APS restart, APS failure, publishing, scheduling, InfoView, BI launch pad, error message, SAP BusinessObjects, Windows 2019, subreports , KBA , BI-BIP-PUB , Publishing and scheduling in InfoView/BI launch pad , Problem

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