build in MDB Pro React 4.7.1 fails

Running the command: yarn build Gets an error: yarn run v1.7.0 $ npm-run-all build-css build-original $ node-sass-chokidar src/ -o src/ Wrote 8 CSS files to /Users/mauricio/Projects/patatagrammar-web/src/ $ flow && react-scripts build No errors! Creating an optimized production build... Failed to compile. ./node_modules/mdbreact/dist/css/mdb.css Module build failed: ModuleBuildError: Module build failed: TypeError: Cannot read property 'length' of undefined at Array.forEach (<anonymous>) at <anonymous> Running directly NPM: ./node_modules/.bin/npm-run-all build-css build-original > patatagrammar-web@0.1.0 build-css /Users/mauricio/Projects/patatagrammar-web > node-sass-chokidar src/ -o src/ Wrote 8 CSS files to /Users/mauricio/Projects/patatagrammar-web/src/ > patatagrammar-web@0.1.0 build-original /Users/mauricio/Projects/patatagrammar-web > flow && react-scripts build No errors! Creating an optimized production build... Failed to compile. ./node_modules/mdbreact/dist/css/mdb.css Module build failed: ModuleBuildError: Module build failed: TypeError: Cannot read property 'length' of undefined at Array.forEach (<anonymous>) at <anonymous> npm ERR! code ELIFECYCLE npm ERR! errno 1 npm ERR! patatagrammar-web@0.1.0 build-original: `flow && react-scripts build` npm ERR! Exit status 1 npm ERR! npm ERR! Failed at the patatagrammar-web@0.1.0 build-original script. npm ERR! This is probably not a problem with npm. There is likely additional logging output above. npm ERR! A complete log of this run can be found in: npm ERR! /Users/mauricio/.npm/_logs/2018-09-11T12_32_03_333Z-debug.log And the file log is: 0 info it worked if it ends with ok 1 verbose cli [ '/Users/mauricio/.nvm/versions/node/v8.11.4/bin/node', 1 verbose cli '/Users/mauricio/.nvm/versions/node/v8.11.4/bin/npm', 1 verbose cli 'run', 1 verbose cli 'build-original' ] 2 info using npm@5.6.0 3 info using node@v8.11.4 4 verbose run-script [ 'prebuild-original', 'build-original', 'postbuild-original' ] 5 info lifecycle patatagrammar-web@0.1.0~prebuild-original: patatagrammar-web@0.1.0 6 info lifecycle patatagrammar-web@0.1.0~build-original: patatagrammar-web@0.1.0 7 verbose lifecycle patatagrammar-web@0.1.0~build-original: unsafe-perm in lifecycle true 8 verbose lifecycle patatagrammar-web@0.1.0~build-original: PATH: /Users/mauricio/.nvm/versions/node/v8.11.4/lib/node_modules/npm/node_modules/npm-lifecycle/node-gyp-bin:/Users/mauricio/Projects/patatagrammar-web/node_modules/.bin:/Users/mauricio/.nvm/versions/node/v8.11.4/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/opt/X11/bin:/Applications/MySQLWorkbench.app/Contents/MacOS/:/Applications/MySQLWorkbench.app/Contents/MacOS/:/Applications/MySQLWorkbench.app/Contents/MacOS/ 9 verbose lifecycle patatagrammar-web@0.1.0~build-original: CWD: /Users/mauricio/Projects/patatagrammar-web 10 silly lifecycle patatagrammar-web@0.1.0~build-original: Args: [ '-c', 'flow && react-scripts build' ] 11 silly lifecycle patatagrammar-web@0.1.0~build-original: Returned: code: 1 signal: null 12 info lifecycle patatagrammar-web@0.1.0~build-original: Failed to exec build-original script 13 verbose stack Error: patatagrammar-web@0.1.0 build-original: `flow && react-scripts build` 13 verbose stack Exit status 1 13 verbose stack at EventEmitter.<anonymous> (/Users/mauricio/.nvm/versions/node/v8.11.4/lib/node_modules/npm/node_modules/npm-lifecycle/index.js:285:16) 13 verbose stack at emitTwo (events.js:126:13) 13 verbose stack at EventEmitter.emit (events.js:214:7) 13 verbose stack at ChildProcess.<anonymous> (/Users/mauricio/.nvm/versions/node/v8.11.4/lib/node_modules/npm/node_modules/npm-lifecycle/lib/spawn.js:55:14) 13 verbose stack at emitTwo (events.js:126:13) 13 verbose stack at ChildProcess.emit (events.js:214:7) 13 verbose stack at maybeClose (internal/child_process.js:925:16) 13 verbose stack at Process.ChildProcess._handle.onexit (internal/child_process.js:209:5) 14 verbose pkgid patatagrammar-web@0.1.0 15 verbose cwd /Users/mauricio/Projects/patatagrammar-web 16 verbose Darwin 17.7.0 17 verbose argv "/Users/mauricio/.nvm/versions/node/v8.11.4/bin/node" "/Users/mauricio/.nvm/versions/node/v8.11.4/bin/npm" "run" "build-original" 18 verbose node v8.11.4 19 verbose npm v5.6.0 20 error code ELIFECYCLE 21 error errno 1 22 error patatagrammar-web@0.1.0 build-original: `flow && react-scripts build` 22 error Exit status 1 23 error Failed at the patatagrammar-web@0.1.0 build-original script. 23 error This is probably not a problem with npm. There is likely additional logging output above. 24 verbose exit [ 1, true ] Thanks!

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