SICK AG Lidar build error through github

hello, iam beginner nvidia.
iam trying to use cartographer on isaac sdk using TIM_571(sick lidar).
as far as i know, nvidia spport for tim 571 from https://github.com/SickScan/sick_scan_nvidia_isaac.
but i have problem which is build_error.
at no.3, i changed isaac dierectory path from workspace.but it didnt built

ERROR: /home/byunghoo/.cache/bazel/_bazel_byunghoo/413a9109aeaef3528c9fe0f694b6edfd/external/com_nvidia_isaac/engine/core/allocator/BUILD:46:1: no such package ‘@boost//’: The repository could not be resolved and referenced by ‘@com_nvidia_isaac//engine/core/allocator:cached_allocator’
WARNING: /home/byunghoo/.cache/bazel/_bazel_byunghoo/413a9109aeaef3528c9fe0f694b6edfd/external/com_nvidia_isaac/packages/viewers/BUILD:14:12: in srcs attribute of cc_binary rule @com_nvidia_isaac//packages/viewers:libviewers_module.so: please do not import ‘@com_nvidia_isaac//packages_x86_64/viewers:libviewers_module.so’ directly. You should either move the file to this package or depend on an appropriate rule there
WARNING: /home/byunghoo/.cache/bazel/_bazel_byunghoo/413a9109aeaef3528c9fe0f694b6edfd/external/com_nvidia_isaac/packages/perception/BUILD:34:12: in srcs attribute of cc_binary rule @com_nvidia_isaac//packages/perception:libperception_module.so: please do not import ‘@com_nvidia_isaac//packages_x86_64/perception:libperception_module.so’ directly. You should either move the file to this package or depend on an appropriate rule there
WARNING: errors encountered while analyzing target ‘//packages/sick_lidar_2d:libsick_lidar_2d_module.so’: it will not be built
WARNING: errors encountered while analyzing target ‘//packages/sick_lidar_2d/components:sick_lidar_2d’: it will not be built
WARNING: errors encountered while analyzing target ‘//packages/sick_lidar_2d:_sick_lidar_2d’: it will not be built
WARNING: errors encountered while analyzing target ‘//packages/sick_lidar_2d/apps:_tim5xx_sample_check_json’: it will not be built
WARNING: errors encountered while analyzing target ‘//packages/sick_lidar_2d/apps:tim5xx_sample’: it will not be built
INFO: Analysis succeeded for only 5 of 10 top-level targets
INFO: Analysed 10 targets (87 packages loaded, 3513 targets configured).
INFO: Found 5 targets…
ERROR: command succeeded, but there were loading phase errors
INFO: Elapsed time: 2.523s, Critical Path: 0.01s, Remote (0.00% of the time): [queue: 0.00%, setup: 0.00%, process: 0.00%]
INFO: 0 processes.
FAILED: Build did NOT complete successfully

i have no idea what am i missing.

futhermore, is there any IDE for isaac sdk to make jsonfile, build file, and wirte coldet more easier?

it solved, but anoher issue happened.

2020-01-30 18:11:03.185 ERROR packages/sick_lidar_2d/components/SSBL_Wrapper.cpp@46: [09:11:03.185] SSBL ERROR: Error connecting to device

2020-01-30 18:11:03.185 ERROR packages/sick_lidar_2d/components/SSBL_Wrapper.cpp@46: [09:11:03.185] SSBL ERROR: Error during transition from Error to BusyIdle

2020-01-30 18:11:03.186 ERROR packages/sick_lidar_2d/components/SSBL_Wrapper.cpp@46: [09:11:03.186] SSBL ERROR: Connection error

2020-01-30 18:11:03.186 ERROR external/com_nvidia_isaac/engine/alice/component.cpp@61: Component ‘tim571/isaac.sick_lidar_2d.TiM571’ reported an error: Failed to initialize Lidar
2020-01-30 18:11:03.186 ERROR external/com_nvidia_isaac/engine/alice/backend/event_manager.cpp@40: Stopping node ‘tim571’ because it reached status ‘FAILURE’

isaac doesnt recognized device. what am i missing?
plz let me know if you have solution.!
have a good day.