it looks like only "MEMBER_EXTRACT*" files were touched

!DIR MEMBER_EXTRACT*
 
MEMBER_EXTRACT.CSV;2                    MEMBER_EXTRACT.CSV;1
MEMBER_EXTRACT.DAT;1                    MEMBER_EXTRACT.PROC;3
MEMBER_EXTRACT.PROC;1                   MEMBER_EXTRACT.TXT;3
MEMBER_EXTRACT.TXT;2                    MEMBER_EXTRACT.TXT;1

Total of 8 files.

!DIR *
......
Total of 2932 files.

S FILE="MEMBER_EXTRACT.*;*"
S ST=##class(%Library.File).ComplexDelete(FILE)

W ST
1

!DIR MEMBER_EXTRACT*

MEMBER_EXTRACT.CSV;1                    MEMBER_EXTRACT.PROC;1
MEMBER_EXTRACT.TXT;2                    MEMBER_EXTRACT.TXT;1
 
Total of 4 files.

!DIR *
......
Total of 2928 files.

W 2932-2928
4