java.lang.IllegalArgumentException: Comparison method violates its general contract!**

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Comparison method violates its general contract!**
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, 2 years ago
Comparison method violates its general contract!
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Comparison method violates its general contract!
java.lang.IllegalArgumentException: Comparison method violates its general contract!**
at java.util.TimSort.mergeLo(TimSort.java:747)
at java.util.TimSort.mergeAt(TimSort.java:483)
at java.util.TimSort.mergeCollapse(TimSort.java:410)
at java.util.TimSort.sort(TimSort.java:214)
at java.util.TimSort.sort(TimSort.java:173)
at java.util.Arrays.sort(Arrays.java:659)
at scala.collection.SeqLike$class.sorted(SeqLike.scala:618)
at scala.collection.AbstractSeq.sorted(Seq.scala:41)
at scala.collection.SeqLike$class.sortWith(SeqLike.scala:575)

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