Hello, I am able to reproduce this consistently with the attached code.
When the nanosecond portion of an OffsetDateTime falls in [999_500_000 … 999_999_999] it gets read back as a string which triggers an exception if …...aspose-cells-java , cells-java wwats June 29, 2026, 9:50pm 1 Hello, I...1 KB) Professionalize.Cells June 29, 2026, 9:51pm 2 @wwats Hello...