Proguard errors with external jar - returns error code 1

Question

While exporting my Android Application, Proguard returned with error code 1. I am using twitter4j external jars in my app.

I already added library jars, rt.jar (For

Answer 1

Thank you so much for all. Finally after so much struggling I found my foolish mistake. I have configured wrong config file in project.properties.

I was changing code in proguard.cfg, but the project.properties file contains wrong config file path i.e.

proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt

Fixed with this changes:

proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard.cfg

proguard.cfg working version

-optimizationpasses 5
-dontusemixedcaseclassnames
-dontskipnonpubliclibraryclasses
-dontskipnonpubliclibraryclassmembers
-dontpreverify
-dontshrink
-verbose

-injars bin/classes
-injars libs
-outjars bin/classes-processed.jar

-libraryjars C:/glassfish3/jdk7/jre/lib/rt.jar 
-libraryjars C:/glassfish3/jdk7/lib/tools.jar

-dontwarn org.apache.**
-dontwarn org.slf4j.**
-dontwarn org.json.*
-dontwarn org.mortbay.**
-dontwarn org.apache.log4j.**
-dontwarn org.apache.commons.logging.**
-dontwarn org.apache.commons.logging.**
-dontwarn org.apache.commons.codec.binary.**
-dontwarn javax.xml.**
-dontwarn javax.management.**
-dontwarn java.lang.management.**
-dontwarn android.support.**
-dontwarn com.google.code.**
-dontwarn oauth.signpost.**
-dontwarn twitter4j.**

-optimizations !code/simplification/arithmetic,!field/*,!class/merging/*

-keep public class * extends android.app.Activity
-keep public class * extends android.app.Application
-keep public class * extends android.app.Service
-keep public class * extends android.content.BroadcastReceiver
-keep public class * extends android.content.ContentProvider
-keep public class * extends android.app.backup.BackupAgentHelper
-keep public class * extends android.preference.Preference
-keep public class com.android.vending.licensing.ILicensingService
-keep public class com.google.code.linkedinapi.**

-keep class javax.**  { *; }
-keep class org.**  { *; }
-keep class twitter4j.**  { *; }
-keep class java.lang.management.**  { *; }
-keep class com.google.code.**  { *; }
-keep class oauth.signpost.**  { *; }

-keepclassmembers public class com.google.code.linkedinapi.client.impl.LinkedInApiXppClient {
     public (java.lang.String, java.lang.String);
}

-keepclasseswithmembernames class * {
    native ;
}

-keepclasseswithmembernames class * {
    public (android.content.Context, android.util.AttributeSet);
}

-keepclasseswithmembernames class * {
    public (android.content.Context, android.util.AttributeSet, int);
}

-keepclassmembers enum * {
    public static **[] values();
    public static ** valueOf(java.lang.String);
}

-keep class * implements android.os.Parcelable {
  public static final android.os.Parcelable$Creator *;
}