Hello, Hmm, that's weird. Source debugging is working for universal payload, which builded by python UefiPayloadPkg/UniversalPayloadBuild.py -a IA32 -b DEBUG -t GCC5 -D SOURCE_DEBUG_ENABLE=TRUE. But payload, which builded by python UefiPayloadPkg/UniversalPayloadBuild.py -a IA32 -b DEBUG -t GCC5 -D SOURCE_DEBUG_ENABLE=TRUE is not starting. It works similarly for non-universal load: build -a X64 -p UefiPayloadPkg/UefiPayloadPkg.dsc -b DEBUG -t GCC5 : is not starting build -a IA32 -a X64 -p UefiPayloadPkg/UefiPayloadPkg.dsc -b DEBUG -t GCC5 : is working with debugging -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#121216): https://edk2.groups.io/g/devel/message/121216 Mute This Topic: https://groups.io/mt/111746873/7686176 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io] -=-=-=-=-=-=-=-=-=-=-=-