I currently require the 32 bit version as I need the TWAIN drivers. Also, 'printing' the emails using the FlexiPDF printer doesn't produce the quality of document I need and the file size is too large, so 'saving to PDF' is my only option.
One such email had a
It seems a bit random as I cannot recreate the crashes reliably, but they are very annoying.
The latest crash happened with an email that is just text. [EDIT <--- this is incorrect, this email does have a
[EDIT 2] The latest email PDF to crash FlexiPDF doesn't crash the program immediately, only when I try and scroll to the 2nd page containing the emoji. The other emails that crash the program, crash immediately because the emoji needs to be rendered when the document loads as the emoji is on the first page.

[EDIT 3]
I used Canva online PDF editor to make the emoji look like this....

That document now loads and does not crash FlexiPDF!!