Must have normal or pitch function!

Hi guys,

I don't know what to do cant get ride of the error. If I type gulp in to my terminal this error is thrown "throw new Error("Module '" + loader.path + "' is not a loader (must have normal or pitch function)");"

Complete Error Messsage:

/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/node_modules/loader-runner/lib/loadLoader.js:35 throw new Error("Module '" + loader.path + "' is not a loader (must have normal or pitch function)"); ^

Error: Module '/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/buble/dist/buble.umd.js' is not a loader (must have normal or pitch function) at loadLoader (/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/node_modules/loader-runner/lib/loadLoader.js:35:10) at iteratePitchingLoaders (/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/node_modules/loader-runner/lib/LoaderRunner.js:169:2) at runLoaders (/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/node_modules/loader-runner/lib/LoaderRunner.js:362:2) at NormalModule.doBuild (/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/lib/NormalModule.js:125:2) at NormalModule.build (/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/lib/NormalModule.js:173:15) at Compilation.buildModule (/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/lib/Compilation.js:127:9) at Compilation. (/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/lib/Compilation.js:401:8) at /Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/lib/NormalModuleFactory.js:63:13 at NormalModuleFactory.applyPluginsAsyncWaterfall (/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/node_modules/tapable/lib/Tapable.js:242:70) at onDoneResolving (/Applications/XAMPP/xamppfiles/htdocs/bh/node_modules/laravel-elixir-webpack-official/node_modules/webpack/lib/NormalModuleFactory.js:38:11)

I hope somebody can help me.

Best regards