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I want to subtract 30 minutes from another time string, but I am getting this error on lower versions such as 0.5,0.6,0.7 (Lollipop, Marshmallow, Naught).
Error is as below:

java.lang.NoClassDefFoundError: Failed resolution of: Ljava/time/format/DateTimeFormatter;

Ole V.V.
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    Please post your code block, what you have tried. – Naitik Soni Jul 25 '19 at 13:33
  • Possible duplicate of [Android N Java8 java.time](https://stackoverflow.com/questions/36000997/android-n-java8-java-time) – Ole V.V. Jul 26 '19 at 08:29
  • java.time is built-in from API level 26 (Oreo). There is a backport for lower levels, [ThreeTenABP](https://github.com/JakeWharton/ThreeTenABP). Please consider it. More in this Stack Overflow question: [How to use ThreeTenABP in Android Project](https://stackoverflow.com/questions/38922754/how-to-use-threetenabp-in-android-project). – Ole V.V. Jul 26 '19 at 08:32

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