Webpack style error

gistfile1.txt

Error: Path doesn't exists C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\build/C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\extract-text-webpack-plugin C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\css-loader\index.js!C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\stylus-loader\index.js!C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\klunga-web\lib\variables.styl
    at MemoryFileSystem.writeFileSync (C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\memory-fs\lib\MemoryFileSystem.js:167:10)
    at MemoryFileSystem.writeFile (C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\memory-fs\lib\MemoryFileSystem.js:216:8)
    at Tapable.writeOut (C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\webpack\lib\Compiler.js:256:27)
    at Tapable.<anonymous> (C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\webpack\lib\Compiler.js:241:20)
    at C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\async\lib\async.js:125:13
    at Array.forEach (native)
    at _each (C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\async\lib\async.js:46:24)
    at Object.async.each (C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\async\lib\async.js:124:9)
    at Tapable.emitFiles (C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\webpack\lib\Compiler.js:231:20)
    at MemoryFileSystem.(anonymous function) [as mkdirp] (C:\Users\Oskar\Documents\GitHub\klunga\klunga-server\node_modules\memory-fs\lib\MemoryFileSystem.js:191:10)