Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via GitHub by kueda
, 1 year ago
Attempt to invoke virtual method 'boolean java.io.File.renameTo(java.io.File)' on a null object reference
java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.io.File.renameTo(java.io.File)' on a null object reference at com.crashlytics.android.core.ClsFileOutputStream.close(ClsFileOutputStream.java:56) at java.io.FileOutputStream.finalize(FileOutputStream.java:152) at java.lang.Daemons$FinalizerDaemon.doFinalize(Daemons.java:217) at java.lang.Daemons$FinalizerDaemon.run(Daemons.java:200) at java.lang.Thread.run(Thread.java:818)