[pimenta@fedora-pimenta estrutura-sms]$ ionic run android --prod

> ionic-hello-world@0.0.0 ionic:build /home/pimenta/mobile/estrutura-sms
> ionic-app-scripts build "--prod"

[09:08:33]  ionic-app-scripts 1.3.6
[09:08:33]  build prod started ...
[09:08:33]  clean started ...
[09:08:33]  clean finished in 4 ms
[09:08:33]  copy started ...
[09:08:33]  ngc started ...
[09:08:35]  ionic-app-script task: "build"
[09:08:35]  Error: Type SendSmsPage in /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.ts is
            part of the declarations of 2 modules: AppModule in /home/pimenta/mobile/estrutura-sms/src/app/app.module.ts
            and SendSmsPageModule in /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.module.ts!
            Please consider moving SendSmsPage in
            /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.ts to a higher module that imports
            AppModule in /home/pimenta/mobile/estrutura-sms/src/app/app.module.ts and SendSmsPageModule in
            /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.module.ts. You can also create a
            new NgModule that exports and includes SendSmsPage in
            /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.ts then import that NgModule in
            AppModule in /home/pimenta/mobile/estrutura-sms/src/app/app.module.ts and SendSmsPageModule in
            /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.module.ts.
Error: Type SendSmsPage in /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.ts is part of the declarations of 2 modules: AppModule in /home/pimenta/mobile/estrutura-sms/src/app/app.module.ts and SendSmsPageModule in /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.module.ts! Please consider moving SendSmsPage in /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.ts to a higher module that imports AppModule in /home/pimenta/mobile/estrutura-sms/src/app/app.module.ts and SendSmsPageModule in /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.module.ts. You can also create a new NgModule that exports and includes SendSmsPage in /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.ts then import that NgModule in AppModule in /home/pimenta/mobile/estrutura-sms/src/app/app.module.ts and SendSmsPageModule in /home/pimenta/mobile/estrutura-sms/src/pages/send-sms-page/send-sms-page.module.ts.
    at Error (native)
    at syntaxError (/home/pimenta/mobile/estrutura-sms/node_modules/@angular/compiler/bundles/compiler.umd.js:1513:34)
    at CompileMetadataResolver._addTypeToModule (/home/pimenta/mobile/estrutura-sms/node_modules/@angular/compiler/bundles/compiler.umd.js:14131:31)
    at /home/pimenta/mobile/estrutura-sms/node_modules/@angular/compiler/bundles/compiler.umd.js:14019:27
    at Array.forEach (native)
    at CompileMetadataResolver.getNgModuleMetadata (/home/pimenta/mobile/estrutura-sms/node_modules/@angular/compiler/bundles/compiler.umd.js:14010:54)
    at addNgModule (/home/pimenta/mobile/estrutura-sms/node_modules/@angular/compiler/bundles/compiler.umd.js:22555:58)
    at /home/pimenta/mobile/estrutura-sms/node_modules/@angular/compiler/bundles/compiler.umd.js:22566:14
    at Array.forEach (native)
    at _createNgModules (/home/pimenta/mobile/estrutura-sms/node_modules/@angular/compiler/bundles/compiler.umd.js:22565:26)

npm ERR! Linux 4.10.13-200.fc25.x86_64
npm ERR! argv "/usr/bin/node" "/bin/npm" "run" "ionic:build" "--" "--prod"
npm ERR! node v6.10.0
npm ERR! npm  v3.10.10
npm ERR! code ELIFECYCLE
npm ERR! ionic-hello-world@0.0.0 ionic:build: `ionic-app-scripts build "--prod"`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the ionic-hello-world@0.0.0 ionic:build script 'ionic-app-scripts build "--prod"'.
npm ERR! Make sure you have the latest version of node.js and npm installed.
npm ERR! If you do, this is most likely a problem with the ionic-hello-world package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     ionic-app-scripts build "--prod"
npm ERR! You can get information on how to open an issue for this project with:
npm ERR!     npm bugs ionic-hello-world
npm ERR! Or if that isn't available, you can get their info via:
npm ERR!     npm owner ls ionic-hello-world
npm ERR! There is likely additional logging output above.

npm ERR! Please include the following file with any support request:
npm ERR!     /home/pimenta/mobile/estrutura-sms/npm-debug.log