HI,
Although i am getting this error after including aar in a project but its only java stuff.
I have a project called logging which i wanted to use in another project called Vader. So i made an aar of it.
The build.gradle file for logging is as follows :
After running build in gradle it generated an aar file with name : logging-release.aar which i place in the lib folder of my vader project and add the line :
compile(name: 'logging', ext: 'aar')
in the build.gradle of the project.
Now i am using one of its function in my project. Although the project compiles perfectly but it gives the following error on runtime :
On Running i am getting the following error :
06-22 18:30:36.797 16634-16634/co.riva.vader E/AndroidRuntime﹕ FATAL EXCEPTION: main Process: co.riva.vader, PID: 16634 java.lang.NoClassDefFoundError: Failed resolution of: Lorg/slf4j/LoggerFactory; at to.talk.logging.LoggerFactory.<clinit>(LoggerFactory.java:37) at to.talk.logging.LoggerFactory.getTrimmer(LoggerFactory.java:71) at co.riva.vader.HomeActivity.<clinit>(HomeActivity.java:60) at java.lang.reflect.Constructor.newInstance(Native Method) at java.lang.Class.newInstance(Class.java:1606) at android.app.Instrumentation.newActivity(Instrumentation.java:1066) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2226) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387) at android.app.ActivityThread.access$800(ActivityThread.java:151) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5254) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698) Caused by: java.lang.ClassNotFoundException: Didn't find class "org.slf4j.LoggerFactory" on path: DexPathList[[zip file "/data/app/co.riva.vader-2/base.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]] at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56) at java.lang.ClassLoader.loadClass(ClassLoader.java:511) at java.lang.ClassLoader.loadClass(ClassLoader.java:469) at to.talk.logging.LoggerFactory.<clinit>(LoggerFactory.java:37) at to.talk.logging.LoggerFactory.getTrimmer(LoggerFactory.java:71) at co.riva.vader.HomeActivity.<clinit>(HomeActivity.java:60) at java.lang.reflect.Constructor.newInstance(Native Method) at java.lang.Class.newInstance(Class.java:1606) at android.app.Instrumentation.newActivity(Instrumentation.java:1066) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2226) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387) at android.app.ActivityThread.access$800(ActivityThread.java:151) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5254) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698) Suppressed: java.lang.ClassNotFoundException: org.slf4j.LoggerFactory at java.lang.Class.classForName(Native Method) at java.lang.BootClassLoader.findClass(ClassLoader.java:781) at java.lang.BootClassLoader.loadClass(ClassLoader.java:841) at java.lang.ClassLoader.loadClass(ClassLoader.java:504) ... 18 more
Even though build.gradle inside loggin has the entry for compile 'org.slf4j:slf4j-api:1.7.7'
Still when the aar is included its giving error.
What could be the reason for this. How can i correct it.
I included the following
compile 'org.slf4j:slf4j-simple:1.7.12'
in build.gradle file
But now i am getting the following error :
06-22 19:54:43.337 26759-26759/co.riva.vader E/AndroidRuntime﹕ FATAL EXCEPTION: main Process: co.riva.vader, PID: 26759 java.lang.NoClassDefFoundError: Failed resolution of: Lch/qos/logback/classic/Logger; at to.talk.logging.LoggerFactory.<clinit>(LoggerFactory.java:37) at to.talk.logging.LoggerFactory.getTrimmer(LoggerFactory.java:71) at co.riva.vader.HomeActivity.<clinit>(HomeActivity.java:60) at java.lang.reflect.Constructor.newInstance(Native Method) at java.lang.Class.newInstance(Class.java:1606) at android.app.Instrumentation.newActivity(Instrumentation.java:1066) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2226) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387) at android.app.ActivityThread.access$800(ActivityThread.java:151) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5254) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698) Caused by: java.lang.ClassNotFoundException: Didn't find class "ch.qos.logback.classic.Logger" on path: DexPathList[[zip file "/data/app/co.riva.vader-2/base.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]] at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56) at java.lang.ClassLoader.loadClass(ClassLoader.java:511) at java.lang.ClassLoader.loadClass(ClassLoader.java:469) at to.talk.logging.LoggerFactory.<clinit>(LoggerFactory.java:37) at to.talk.logging.LoggerFactory.getTrimmer(LoggerFactory.java:71) at co.riva.vader.HomeActivity.<clinit>(HomeActivity.java:60) at java.lang.reflect.Constructor.newInstance(Native Method) at java.lang.Class.newInstance(Class.java:1606) at android.app.Instrumentation.newActivity(Instrumentation.java:1066) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2226) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387) at android.app.ActivityThread.access$800(ActivityThread.java:151) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5254) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698) Suppressed: java.lang.ClassNotFoundException: ch.qos.logback.classic.Logger at java.lang.Class.classForName(Native Method) at java.lang.BootClassLoader.findClass(ClassLoader.java:781) at java.lang.BootClassLoader.loadClass(ClassLoader.java:841) at java.lang.ClassLoader.loadClass(ClassLoader.java:504) ... 18 more Caused by: java.lang.NoClassDefFoundError: Class not found using the boot class loader; no stack available
compile 'org.slf4j:slf4j-simple:1.
in build.gradle file
But now i am getting the following error :
Open in new window
It looks like i need to again add some dependency to resolve this further...
How can i resolve it