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U25idautomation.dll - Crystal Reports

Open the problem report in Crystal Reports Designer. Look for any formula fields with names like Barcode128, GenerateQRCode, or check the Formula Workshop → Report Custom Functions. If you see a function named u25idautomation or IDAutomation_*, you have your answer.

Alternatively, open File → Report Options and uncheck “Verify on Open” temporarily. If the report opens but fails on refresh, the DLL is needed only when data is processed. u25idautomation.dll crystal reports

  • Check architecture
  • Register COM (if applicable)
  • If it’s a .NET assembly
  • Ensure Crystal Reports runtime installed
  • Install required dependencies
  • Check application config / platform target
  • File permissions & antivirus
  • Dependency inspection
  • Event logs & error codes

    • Crystal Reports is a 32-bit application even on 64-bit Windows. If you accidentally register a 64-bit version of u25idautomation.dll using regsvr32, or if you place the DLL in C:\Windows\System32 (native 64-bit) instead of C:\Windows\SysWOW64 (32-bit compatibility), Crystal Reports will fail to load it. Open the problem report in Crystal Reports Designer

    If you are running a web application that uses the Crystal Reports Runtime (e.g., an ASP.NET app), ensure the application pool is enabled for 32-bit applications: Check architecture

    Also, the runtime version of Crystal Reports must match the calling application’s bitness. For web servers, install the SAP Crystal Reports Runtime engine for .NET (32-bit).