Hi all, I hit below error when building Ceph under master branch( head commit: 6f1dc299) under Ubuntu 20.04 OS host. Besides disabe build MGR_DASHBOARD, does anyone know how to solve it? Error build log is below: 0 info it worked if it ends with ok 1 verbose cli [ 1 verbose cli '/home/nstcc3/work/src/aep_replicamap/build/src/pybind/mgr/dashboard/node-env/bin/node', 1 verbose cli '/home/nstcc3/work/src/aep_replicamap/build/src/pybind/mgr/dashboard/node-env/bin/npm', 1 verbose cli 'run', 1 verbose cli 'build:localize', 1 verbose cli '--', 1 verbose cli '--progress=false' 1 verbose cli ] 2 info using npm@6.14.4 3 info using node@v12.16.2 4 verbose run-script [ 'prebuild:localize', 'build:localize', 'postbuild:localize' ] 5 info lifecycle ceph-dashboard@0.0.0~prebuild:localize: ceph-dashboard@0.0.0 6 info lifecycle ceph-dashboard@0.0.0~build:localize: ceph-dashboard@0.0.0 7 verbose lifecycle ceph-dashboard@0.0.0~build:localize: unsafe-perm in lifecycle true 8 verbose lifecycle ceph-dashboard@0.0.0~build:localize: PATH: /home/nstcc3/work/src/aep_replicamap/build/src/pybind/mgr/dashboard/node-env/lib/node_modules/npm/node_modules/npm-lifecycle/node-gyp-bin:/home/nstcc3/work/src/aep_replicamap/src/pybind/mgr/dashboard/frontend/node_modules/.bin:/home/nstcc3/work/src/aep_replicamap/build/src/pybind/mgr/dashboard/node-env/lib/node_modules/.bin:/home/nstcc3/work/src/aep_replicamap/build/src/pybind/mgr/dashboard/node-env/bin:/home/nstcc3/work/src/aep_replicamap/build/src/pybind/mgr/dashboard/node-env/bin:/home/nstcc3/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games 9 verbose lifecycle ceph-dashboard@0.0.0~build:localize: CWD: /home/nstcc3/work/src/aep_replicamap/src/pybind/mgr/dashboard/frontend 10 silly lifecycle ceph-dashboard@0.0.0~build:localize: Args: [ 10 silly lifecycle '-c', 10 silly lifecycle 'node cd --env --pre && ng build --localize "--progress=false"' 10 silly lifecycle ] 11 silly lifecycle ceph-dashboard@0.0.0~build:localize: Returned: code: 126 signal: null 12 info lifecycle ceph-dashboard@0.0.0~build:localize: Failed to exec build:localize script 13 verbose stack Error: ceph-dashboard@0.0.0 build:localize: `node cd --env --pre && ng build --localize "--progress=false"` 13 verbose stack Exit status 126 13 verbose stack at EventEmitter.<anonymous> (/home/nstcc3/work/src/aep_replicamap/build/src/pybind/mgr/dashboard/node-env/lib/node_modules/npm/node_modules/npm-lifecycle/index.js:332:16) 13 verbose stack at EventEmitter.emit (events.js:310:20) 13 verbose stack at ChildProcess.<anonymous> (/home/nstcc3/work/src/aep_replicamap/build/src/pybind/mgr/dashboard/node-env/lib/node_modules/npm/node_modules/npm-lifecycle/lib/spawn.js:55:14) 13 verbose stack at ChildProcess.emit (events.js:310:20) 13 verbose stack at maybeClose (internal/child_process.js:1021:16) 13 verbose stack at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5) 14 verbose pkgid ceph-dashboard@0.0.0 15 verbose cwd /home/nstcc3/work/src/aep_replicamap/src/pybind/mgr/dashboard/frontend 16 verbose Linux 5.4.0-26-generic 17 verbose argv "/home/nstcc3/work/src/aep_replicamap/build/src/pybind/mgr/dashboard/node-env/bin/node" "/home/nstcc3/work/src/aep_replicamap/build/src/pybind/mgr/dashboard/node-env/bin/npm" "run" "build:localize" "--" "--progress=false" 18 verbose node v12.16.2 19 verbose npm v6.14.4 20 error code ELIFECYCLE 21 error errno 126 22 error ceph-dashboard@0.0.0 build:localize: `node cd --env --pre && ng build --localize "--progress=false"` 22 error Exit status 126 23 error Failed at the ceph-dashboard@0.0.0 build:localize script. 23 error This is probably not a problem with npm. There is likely additional logging output above. 24 verbose exit [ 126, true ] B.R. Changcheng