EHPDFXFAHeadlessError

Unit: HPDFXFAHeadless

EHPDFXFAHeadlessError = class(Exception);

Raised for invalid creation options, missing destination streams, native graph or text budgets, nonfinite field geometry, rejected flatten scripts and consumer kinds awaiting adapter integration

Choice diagnostics include mismatched display/export counts, duplicate selected values, an unknown selected export in a noneditable choice, invalid metadata and option allocation limits

Graphic diagnostics include nonfinite placement, invalid stroke styles or arc sweep, PNG chunk and sample failures, MIME mismatches, native image dimensions and image allocation limits

Native XML, font, appearance, image decoder, predictor, cancellation and destination stream exceptions retain their original classes and diagnostic details

Preparation failures preserve the caller's output; destination stream write failures may leave partial writes according to the caller's stream implementation

HPDFXFAWriteHeadlessPDF describes the preparation boundary and return counts