[Android Q&A, Help & Troubleshooting] LeMuecke:
Guys I'm hanging on this error:

Warning: com.android.dreams.phototable.PhotoSourcePlexor: can't find referenced class java.util.Collection
Warning: com.android.dreams.phototable.PhotoSourcePlexor: can't find referenced class java.util.LinkedList
Warning: com.android.dreams.phototable.PhotoSourcePlexor: can't find referenced class java.util.LinkedList
Warning: com.android.dreams.phototable.PhotoSourcePlexor: can't find referenced class java.util.Collection
Warning: com.android.dreams.phototable.PhotoSourcePlexor: can't find referenced class java.io.InputStream
Warning: com.android.dreams.phototable.R$mipmap: can't find referenced class java.lang.Object
Warning: com.android.dreams.phototable.R$mipmap: can't find referenced class java.lang.Class
Warning: com.android.dreams.phototable.R$mipmap: can't find referenced class java.lang.Object
Warning: com.android.dreams.phototable.R$mipmap: can't find referenced class java.lang.Class
Warning: com.android.dreams.phototable.R$mipmap: can't find referenced class java.lang.Class
Warning: com.android.dreams.phototable.R$xml: can't find referenced class java.lang.Object
Warning: com.android.dreams.phototable.R$xml: can't find referenced class java.lang.Class
Warning: com.android.dreams.phototable.R$xml: can't find referenced class java.lang.Object
Warning: com.android.dreams.phototable.R$xml: can't find referenced class java.lang.Class
Warning: com.android.dreams.phototable.R$xml: can't find referenced class java.lang.Class
Note: the configuration refers to the unknown class 'java.lang.String'
Note: the configuration refers to the unknown class 'java.lang.Class'
Note: the configuration refers to the unknown class 'java.lang.String'
Note: the configuration refers to the unknown class 'java.lang.Class'
Note: the configuration refers to the unknown class 'java.lang.String'
Note: the configuration refers to the unknown class 'java.io.Serializable'
Note: the configuration refers to the unknown class 'java.io.Serializable'
Note: the configuration refers to the unknown class 'java.io.ObjectStreamField'
Note: the configuration refers to the unknown class 'java.io.ObjectOutputStream'
Note: the configuration refers to the unknown class 'java.io.ObjectInputStream'
Note: the configuration refers to the unknown class 'java.lang.Object'
Note: the configuration refers to the unknown class 'java.lang.Object'
Note: there were 12 references to unknown classes.
You should check your configuration for typos.
Warning: there were 2460 unresolved references to classes or interfaces.
You may need to specify additional library jars (using '-libraryjars'),
or perhaps the '-dontskipnonpubliclibraryclasses' option.
Warning: there were 66 unresolved references to program class members.
Your input classes appear to be inconsistent.
You may need to recompile them and try again.
Alternatively, you may have to specify the options
'-dontskipnonpubliclibraryclasses' and/or
'-dontskipnonpubliclibraryclassmembers'.
Error: Please correct the above warnings first.
make: *** [/home/simon/AndroidDev/build/out/target/common/obj/APPS/PhotoTable_intermediates/proguard.classes.jar] Error 1

(These are only the last few lines)

I already got that there is a problem with Proguard, and it's missing all the main java classes, but how do I get proguard to use the main java classes, and where is it's config file?

Building KitKat for HTC Sensation, Muecke