[BUG] LOGO Invalid, not appearing

[Selur]

Here are all 24bit.

not according to Windows
   

But can't display LOGO,
But the 2017 version can display LOGO

Here using both as logo works fine, as long as I open the one identified as 32bit in a graphic tool and convert and save it as 24bit png.

->
What does the Avisynth script look like? (What does the Avisynth Script View show?)
Does the Avisynth Preview throw an error? (in case it does: What does the error say?)

Cu Selur