Communicator 3 crashing on win11

Faulting application name: VCom.exe, version: 3.0.0.1, time stamp: 0x61701131
Faulting module name: unknown, version: 0.0.0.0, time stamp: 0x00000000
Exception code: 0xc000041d
Fault offset: 0x8bc35d48
Faulting process id: 0x20ec
Faulting application start time: 0x01d88177053dde90
Faulting application path: C:\VitalPBX\VCom\VCom.exe
Faulting module path: unknown

crash_144938_v20210629.txt (194.6 KB)

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Also cannot get letters čšž on display (444- Aleš)

At the moment we do not support this type of characters…
The strange thing is that you have problems in Windows 11, since it is in Windows 11 that this software was developed.
Have you tried version 2.51?

Crashing also happens on win10.

Version 2.4.9 is most stable.
2.5.2 crashed (closed) on a couple of occasions, but with no error windows.

Code page for Eastern European languages is around for many (x0) years now (852/1250/8859).