NullPointerException : println needs a message in android

by

For anyone else that gets this, try replacing the lone method call or variable name with “” + varName.

For example,

Log.d("LOGCAT", getErrorMsg());

becomes

Log.d("LOGCAT", "" + getErrorMsg());

More Related Contents:

  1. getting exception “IllegalStateException: Can not perform this action after onSaveInstanceState”
  2. Check if application is installed – Android
  3. Android ACTION_IMAGE_CAPTURE Intent
  4. Firebase Data Desc Sorting in Android
  5. Kill another application on Android?
  6. EditText: Disable Paste/Replace menu pop-up on Text Selection Handler click event
  7. Android and setting width and height programmatically in dp units
  8. How to determine the screen width in terms of dp or dip at runtime in Android?
  9. android youtube upload video with static username and password
  10. How to insert a SQLite record with a datetime set to ‘now’ in Android application?
  11. Hide ICS back home task switcher buttons
  12. How to generate buildConfigField with String type
  13. Is it possible to use front and back Camera at same time in Android [duplicate]
  14. Android Circular Determinate ProgressBar
  15. Add elevation/shadow on toolbar for pre-lollipop devices
  16. Android 1.5: Reading SMS messages
  17. Android Spinner with different layouts for “drop down state” and “closed state”?
  18. How to detect if android device is paired with android wear watch
  19. Android Word-Wrap EditText text
  20. Is it possible to use proguard in debug mode?
  21. Modifying contents of Android .aar file / Converting to and from .zip format
  22. HttpUrlConnection.openConnection fails second time
  23. capture permission granted complete event
  24. How to solve (Could not initialize class org.codehaus.groovy.reflection.ReflectionCache) issue in react native
  25. How to add an icon before each item in alert dialog?
  26. Android TranslateAnimation resets after animation
  27. Convert hex string to byte []
  28. android seek bar customization,
  29. How to save OpenCV Keypoint features to database?
  30. How can I make Android Volley perform HTTPS request, using a certificate self-signed by an Unknown CA?

Leave a Comment