java.lang.NumberFormatException: Invalid int: ""

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Samebug tips

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You try to parse a String that contains non-numeric characters to an int. The string must contain decimal characters only, optionally beginning with a + or - sign.

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Can occur when you try to convert a String to a numeric value but the String is not well formatted for the conversion.

Solutions on the web

via Stack Overflow by Mohsen Razzaghi
, 1 year ago
Invalid int: ""
via monkey-x.com by Unknown author, 2 years ago
via Stack Overflow by lantonis
, 2 years ago
via Stack Overflow by gamerguy0102
, 2 years ago
java.lang.NumberFormatException: Invalid int: ""
at java.lang.Integer.invalidInt(Integer.java:138)
at java.lang.Integer.parseInt(Integer.java:358)
at java.lang.Integer.parseInt(Integer.java:334)
at com.exa.myproject.MainActivity$1.onClick(MainActivity.java:32)
at android.view.View.performClick(View.java:5076)
at android.view.View$PerformClick.run(View.java:20279)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5930)
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:1405)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1200)

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