I've just reinstalled DCS on the latest windows insider Build 17730.rs5 and I'm getting an immediate crash on launch as soon as the updater process completes.
I've tried cleaining, repairing and removing the saved games folder with no luck.
DCS.log is
=== Log opened UTC 2018-08-04 10:37:36
2018-08-04 10:37:36.475 INFO EDCORE: try to write dump information
2018-08-04 10:37:36.476 INFO EDCORE: # -------------- 20180804-103736 --------------
2018-08-04 10:37:36.477 INFO EDCORE: C:\WINDOWS\SYSTEM32\ntdll.dll
2018-08-04 10:37:36.477 INFO EDCORE: # C0000005 ACCESS_VIOLATION at B09C9BAD 00:00000000
2018-08-04 10:37:36.479 INFO EDCORE: 00000000 00000000 0000:00000000
2018-08-04 10:37:36.483 INFO EDCORE: B09C9BAD 004FF3F0 0000:00000000 C:\WINDOWS\SYSTEM32\ntdll.dll RtlEnterCriticalSection()+D
2018-08-04 10:37:36.484 INFO EDCORE: 778B45AF 004FF420 0000:00000000 E:\Program Files\Eagle Dynamics\DCS World\bin\physfs.dll PHYSFS_setWriteDir()+1F
2018-08-04 10:37:36.485 INFO EDCORE: 3EBD3D8D 004FF460 0000:00000000 E:\Program Files\Eagle Dynamics\DCS World\bin\edCore.dll ?init@InitPhysfs@core@ed@@UEAAXXZ()+2D
2018-08-04 10:37:36.486 INFO EDCORE: 3EBD545F 004FF4A0 0000:00000000 E:\Program Files\Eagle Dynamics\DCS World\bin\edCore.dll ?init@Initializer@ed@@QEAAAEAV12@PEAVIInitObj@2@@Z()+3F
2018-08-04 10:37:36.486 INFO EDCORE: 282848A2 004FFC80 0000:00000000 E:\Program Files\Eagle Dynamics\DCS World\bin\DCS.exe
2018-08-04 10:37:36.488 INFO EDCORE: 287B2903 004FFCC0 0000:00000000 E:\Program Files\Eagle Dynamics\DCS World\bin\DCS.exe
2018-08-04 10:37:36.488 INFO EDCORE: AF83FEA4 004FFCF0 0000:00000000 C:\WINDOWS\System32\KERNEL32.DLL BaseThreadInitThunk()+14
2018-08-04 10:37:36.488 INFO EDCORE: B09F54F1 004FFD40 0000:00000000 C:\WINDOWS\SYSTEM32\ntdll.dll RtlUserThreadStart()+21
2018-08-04 10:37:36.566 INFO EDCORE: Minidump created.
Windows event log has a slightly different report
Faulting application name: DCS.exe, version: 2.5.2.19682, time stamp: 0x5b506b1c
Faulting module name: WorldGeneral.dll, version: 2.5.2.19682, time stamp: 0x5b48ca00
Exception code: 0xc0000005
Fault offset: 0x00000000000564e4
Faulting process ID: 0xd54
Faulting application start time: 0x01d42bdf281a10e7
Faulting application path: E:\Program Files\Eagle Dynamics\DCS World\bin\DCS.exe
Faulting module path: E:\Program Files\Eagle Dynamics\DCS World\bin\WorldGeneral.dll
Report ID: 23519383-1a97-4e20-a6d2-bb498cf97c24
Faulting package full name:
Faulting package-relative application ID:
The DCS.log looks very similar to the problem reported in final post of this thread on problems with windows v1803 which refers to ticket #77538 but I can't see any follow up on whether that problem was resolved
https://forums.eagle.ru/showthread.php?t=209329&page=2