# Config.json not found ![](https://i.imgur.com/qQaey72.png) You might get an error like this after updating ouisys-clients this is because the configuration has been moved to the database. Just run yarn manage:configs and select your options to fix the error. A config.json file will be generated in the root of your project folder # Can't resolve 'core-js ``` ERROR in ../node_modules/ouisys-clients/dist/clients/tallyman.v1-pin/main.js Module not found: Error: Can't resolve 'core-js/modules/es6.array.find' in '/Users/sammedia/Documents/GIT/ouisys_v2/unlock-content-tallyman.v1-pin/node_modules/ouisys-clients/dist/clients/tallyman.v1-pin' @ ../node_modules/ouisys-clients/dist/clients/tallyman.v1-pin/main.js 8:0-41 @ ../node_modules/ouisys-clients/dist/clients/tallyman.v1-pin/HOC.js @ ./Root.tsx @ ./hotReload.tsx @ multi react-hot-loader/patch webpack-dev-server/client webpack/hot/only-dev-server ./hotReload ``` run ``` yarn add @babel/cli@7.5.5 @babel/core@7.5.5 @babel/plugin-proposal-class-properties@7.5.5 @babel/plugin-proposal-decorators@7.4.4 @babel/plugin-proposal-do-expressions@7.5.0 @babel/plugin-proposal-export-default-from@7.5.2 @babel/plugin-proposal-export-namespace-from@7.5.2 @babel/plugin-proposal-function-bind@7.2.0 @babel/plugin-proposal-function-sent@7.5.0 @babel/plugin-proposal-json-strings@7.2.0 @babel/plugin-proposal-logical-assignment-operators@7.2.0 @babel/plugin-proposal-nullish-coalescing-operator@7.4.4 @babel/plugin-proposal-numeric-separator@7.2.0 @babel/plugin-proposal-optional-chaining@7.2.0 @babel/plugin-proposal-pipeline-operator@7.5.0 @babel/plugin-proposal-throw-expressions@7.2.0 @babel/plugin-syntax-dynamic-import@7.2.0 @babel/plugin-syntax-import-meta@7.2.0 @babel/plugin-transform-runtime@7.5.5 @babel/polyfill@7.4.4 @babel/preset-env@7.5.5 @babel/preset-react@7.0.0 @babel/preset-typescript@7.3.3 @babel/runtime@7.5.5 ``` # Generate legals error ![](https://i.imgur.com/vUyRiA1.png) Check if the disclaimers are in sigma