Hi team :
I building tez 0.8.4 failed when building tez-ui2 module . I'm not sure is it a bug . Here is the log message :) [INFO] --- exec-maven-plugin:1.3.2:exec (ember build) @ tez-ui2 --- > tez-ui@0.2.0 build:mvn > /home/maintain/darion/source/tez/apache-tez-0.8.4-src/tez-ui2/src/main/webapp > TMPDIR=tmp node/node ./node_modules/ember-cli/bin/ember build -prod module.js:338 throw err; ^ Error: Cannot find module 'resolve' at Function.Module._resolveFilename (module.js:336:15) at Function.Module._load (module.js:278:25) at Module.require (module.js:365:17) at require (module.js:384:17) at Object.<anonymous> (/home/maintain/darion/source/tez/apache-tez-0.8.4-src/tez-ui2/src/main/webapp/node_modules/ember-cli/bin/ember:7:15) at Module._compile (module.js:460:26) at Object.Module._extensions..js (module.js:478:10) at Module.load (module.js:355:32) at Function.Module._load (module.js:310:12) ▽ at Function.Module.runMain (module.js:501:10) npm ERR! Linux 3.10.0-229.1.2.el7.x86_64 npm ERR! argv "/home/maintain/darion/source/tez/apache-tez-0.8.4-src/tez-ui2/src/main/webapp/node/node" "/home/maintain/darion/source/tez/apache-tez-0.8.4-src/tez-ui2/src/main/webapp/node/npm/bin/npm-cli" "run" "build:mvn" npm ERR! node v0.12.2 npm ERR! npm v2.15.3 npm ERR! code ELIFECYCLE npm ERR! tez-ui@0.2.0 build:mvn: `TMPDIR=tmp node/node ./node_modules/ember-cli/bin/ember build -prod` npm ERR! Exit status 1 npm ERR! npm ERR! Failed at the tez-ui@0.2.0 build:mvn script 'TMPDIR=tmp node/node ./node_modules/ember-cli/bin/ember build -prod'. npm ERR! This is most likely a problem with the tez-ui package, npm ERR! not with npm itself. npm ERR! Tell the author that this fails on your system: npm ERR! TMPDIR=tmp node/node ./node_modules/ember-cli/bin/ember build -prod npm ERR! You can get information on how to open an issue for this project with: npm ERR! npm bugs tez-ui npm ERR! Or if that isn't available, you can get their info via: npm ERR! npm ERR! npm owner ls tez-ui npm ERR! There is likely additional logging output above. npm ERR! Please include the following file with any support request: