I had the same problem: the .jar file is requested, but does not exist. In addition, it is normal that the file does not exist, because we want to use the Android library project, and not the included jar library.
, Aqif Hamid, , ( .jar ) . , , (AndroidBar Sherlock Android) Java 1.6
Project Properties = > Java Compiler 1.6
, JDK 1.6 ...
, !