Error in WSPR-X (WSPR-15)

I test WSPR-X software.
It do not decode! I see message box:
"At line 34 of file wsprd.f90 file: "Files\wsprx\save\171230_1154.c2"
Traceback: not avaiable, compile with -ftrace=frame or -ftrace=full Fortran runtime error: ////////// "
What is It?

AttachmentSize
Image icon wspr-err.PNG359.2 KB