'Exception class name 'java.lang.NoClassDefFoundError'

My application works to store data stored in an external excel file. When I uploaded it to the Play Store and downloaded it to my device, I tested the application and found a problem when I select an excel file for the application to store. The application does not respond and closes the application while I installed The application was transferred to my phone via USB from the Android Studio program and I found it working properly

Please help my brothers.

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