HABUILD_SDK [Mi439] renard@sfosBUILD:~/hadk$ make -j$(nproc --all) hybris-boot
20:18:33 Build sandboxing disabled due to nsjail error.
In file included from build/make/core/config.mk:380:
In file included from build/make/core/envsetup.mk:51:
build/make/core/release_config.mk:136: error: No release config set for target;
please set TARGET_RELEASE, or if building on the command line use 'lunch <target
>-<release>-<build_type>', where release is one of: ap2a.
20:18:33 dumpvars failed with: exit status 1

#### failed to build some targets (1 seconds) ####