How to Fix Weird Build Failure with "-release" but OK with "-debug"?

[apz28]

VisualD project - Any hint to work around

DMD version:
DMD32 D Compiler v2.096.0-rc.1-dirty
Copyright (C) 1999-2021 by The D Language Foundation, All Rights 
Reserved written by Walter Bright

Failed Build Command line:
dmd -release -m32mscoff -O -inline -dip25 -dip1000 
-preview=fixAliasThis -X -Xf"Win32\Release\db_library.json" -c 
-of"Win32\Release\db_library.obj" 
@Win32\Release\db_library.build.rsp

with below error message:
..\..\pham\db\db_skdatabase.d(140): Error: null dereference in 
function 
_D4pham2db10fbdatabase7FbArray__T13readArrayImplTbZQsMFNfCQCeQCc8database12DbNameColumnZAb
..\..\pham\db\db_skdatabase.d(139): Error: null dereference in 
function 
_D4pham2db10fbdatabase7FbArray__T13readArrayImplTbZQsMFNfCQCeQCc8database12DbNameColumnZAb
Error: null dereference in function 
_D4pham2db10fbdatabase7FbArray__T13readArrayImplTbZQsMFNfCQCeQCc8database12DbNameColumnZAb
..\..\pham\db\db_skdatabase.d(138): Error: null dereference in 
function 
_D4pham2db10fbdatabase7FbArray__T13readArrayImplTbZQsMFNfCQCeQCc8database12DbNameColumnZAb