apktool error

perka@Perka-Notebook ~/android/apktool/mod $ apktool d framework-res.apk out
I: Loading resource table...
I: Loaded.
I: Decoding file-resources...
I: Decoding values*/* XMLs...
I: Done.
I: Copying assets and libs...
perka@Perka-Notebook ~/android/apktool/mod $ apktool b out test.apk
W: Could not find sources
I: Checking whether resources has changed...
I: Building resources...
Exception in thread "main" brut.androlib.AndrolibException: brut.common.BrutException: could not exec command: [aapt, p, -F, /tmp/APKTOOL7918325131573736887.tmp, -x, -S, /home/perka/android/apktool/mod/out/res, -M, /home/perka/android/apktool/mod/out/AndroidManifest.xml]
	at brut.androlib.res.AndrolibResources.aaptPackage(AndrolibResources.java:193)
	at brut.androlib.Androlib.buildResourcesFull(Androlib.java:301)
	at brut.androlib.Androlib.buildResources(Androlib.java:248)
	at brut.androlib.Androlib.build(Androlib.java:171)
	at brut.androlib.Androlib.build(Androlib.java:154)
	at brut.apktool.Main.cmdBuild(Main.java:182)
	at brut.apktool.Main.main(Main.java:67)
Caused by: brut.common.BrutException: could not exec command: [aapt, p, -F, /tmp/APKTOOL7918325131573736887.tmp, -x, -S, /home/perka/android/apktool/mod/out/res, -M, /home/perka/android/apktool/mod/out/AndroidManifest.xml]
	at brut.util.OS.exec(OS.java:83)
	at brut.androlib.res.AndrolibResources.aaptPackage(AndrolibResources.java:191)
	... 6 more
invalid resource directory name: /home/perka/android/apktool/mod/out/res/drawable-sw600dp-hdpi
invalid resource directory name: /home/perka/android/apktool/mod/out/res/values-h720dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/layout-sw600dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/values-sw600dp-w1280dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/values-w360dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/values-w720dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/values-w500dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/layout-w600dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/values-sw600dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/values-sw600dp-w1024dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/values-w480dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/values-w600dp
invalid resource directory name: /home/perka/android/apktool/mod/out/res/values-sw600dp-land