ClassNotFoundException after ADT update
Try going to Project -> Properties -> Java Build Path -> Order & Export and ensure Android Private Libraries are checked for your project and for all other library projects you are using. Clean all projects afterwards and see what happens.
ClassNotFoundException on AndroidAnnotations generated classes since update to ADT 22
Go to the "Order And Export" tab of "Configure Build Path" and click the check mark next to all of your required libraries
Android - Unable to instantiate activity - Class not found exception after upgrading to ADT 22
Might be a duplicate of this.
Try going to Project -> Properties -> Java Build Path -> Order & Export and ensure
Android Private Libraries are checked for your project and for all other library projects you are using. Clean all projects
afterwards and see what happens.
Getting ClassNotFound Error after updating from ADT 16 to ADT 17
This issue occurs because the "lib" folder is renamed to "libs" now by Android People.
And as soon as we place our external jars to this "libs" folder then it will automatically be added to the build path of the application.
Java.lang.ClassNotFoundException after Android studio update
Try this:
Clear app cache
Clear app data
Uninstall
app
Run/Debug
again
Hope it works!
java.lang.ClassNotFoundException after changing nothing in the project but upgrading eclipse android sdk
Right click on your project goto properties. Java Build Path. Choose Order export tab. Make sure that Android Private Libraries is selected. If you have referenced library project. do the same for the library project also. Clean and Build.
Also goto android sdk manager and check that you have the android sdk build tools installed. This many not be necessary but make sure you have android build tools installed.
java.lang.ClassNotFoundException after upgrading to SDK 21.1 and ADT 21.1
I fixed it by completely reinstalling eclipse and the android SDK
ClassNotFoundException is thrown by all Android projects that used some sort of library after ADT plugin Update
i have Solved this issue and i thought of sharing it with everyone.
I have noticed that there is a new Android Package named as Android Private Libraries and after hours of trying i found a way to fix this.
Right Click on your Project then
Goto Build Path-> Configure Build Path -> Order and Export
when you are there you should check the Android Private Libraries and then click OK button.
if you still face the problem delete all the files inside your bin folder and rebuilt you project.
Hope this helps others who are facing the same problem as me
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