SUMMARY
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug symbols.
See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***


STEPS TO REPRODUCE
1. Configure ics file options (KMYmoney Preferences-> iCalendar plugin)
2. Export scheduled transactions (File\Export\Scheduled transactions to iCalendar file ([ <filenpath>\<filename>]
3. Import file from Outlook  (Microsoft® Outlook® para Microsoft 365 MSO (versión 2301 compilación 16.0.16026.20196) de 64 bits)


OBSERVED RESULT
A ics/vcs file is generated (step 2) but when importing from Outlook desktop (step 3)  the app issues a message indicating that there's no appointments within the file. 

EXPECTED RESULT
The events/alarms are imported correctly into a new (or existing) calendar in MS Outlook

SOFTWARE/OS VERSIONS
Windows: 11
KDE Plasma Version: 
KDE Frameworks Version: Versión 5.103.0
Qt Version: Versión 5.15.8 (compilado con 5.15.8)

ADDITIONAL INFORMATION
Looking for a more specific error description I used icalendar.org validator (https://icalendar.org/validator.html). The parser throws the following errors:
Missing DTSTAMP property near line # 4 Reference: RFC 5545 3.6.2. To-Do Component
Missing DTSTAMP property near line # 23 Reference: RFC 5545 3.6.2. To-Do Component
Missing DTSTAMP property near line # 42 Reference: RFC 5545 3.6.2. To-Do Component
Missing DTSTAMP property near line # 61 Reference: RFC 5545 3.6.2. To-Do Component  

ics file sample:

BEGIN:VCALENDAR
PRODID:icalendarexport
VERSION:2.0
BEGIN:VTODO
DESCRIPTION:Transferir de GGG GG GGG a VVVV VVV VVV VVV\, beneficiario 
 Visa\, importe $5\,408\,233.00
SUMMARY:Pago mensual VVVV VVV VVV VVV
UID:SCH000001
DTSTART;VALUE=DATE:20220905
DUE;VALUE=DATE:20230305
CREATED:20230224T184550
LAST-MODIFIED:20230224T195946
RRULE:FREQ=MONTHLY;WKST=SU
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Transferir de GGG GG GGG a VVVV VVV VVV VVV\, beneficiario 
 Visa\, importe $5\,408\,233.00
TRIGGER:-P1D
DURATION:P1D
REPEAT:1
END:VALARM
END:VTODO
BEGIN:VTODO
DESCRIPTION:Transferir de GGG GG GGG a MMMMM MMM MMM MMM\, beneficiario 
 MasterCard\, importe $4\,047.67
SUMMARY:Pago mensual MMMMM MMM MMM
UID:SCH000002
DTSTART;VALUE=DATE:20220708
DUE;VALUE=DATE:20230308
CREATED:20230224T184550
LAST-MODIFIED:20230224T195946
RRULE:FREQ=MONTHLY;WKST=SU
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Transferir de GGG GG GGG a MMMMM MMM MMM MMM\, beneficiario 
 MasterCard\, importe $4\,047.67
TRIGGER:-P1D
DURATION:P1D
REPEAT:1
END:VALARM
END:VTODO