我的Kafka启动失败，错误如下。看起来在恢复以前的状态时发生了故障。我可以考虑的解决方法之一是删除数据目录的内容，因为我的数据目前并不重要，但如果在prod环境中发生类似的情况呢？这正常吗？

[2020-09-21 10:17:33,381] INFO [Log partition=__consumer_offsets-15, dir=/Users/jigarnaik/Documents/confluent-5.5.1/data/kafka] Loading producer state till offset 0 with message format version 2 (kafka.log.Log)
[2020-09-21 10:17:33,381] ERROR [KafkaServer id=0] Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer)
java.lang.NumberFormatException: For input string: "00000000000000000000 2"
    at java.base/java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
    at java.base/java.lang.Long.parseLong(Long.java:692)
    at java.base/java.lang.Long.parseLong(Long.java:817)
    at scala.collection.immutable.StringLike.toLong(StringLike.scala:309)
    at scala.collection.immutable.StringLike.toLong$(StringLike.scala:309)
    at scala.collection.immutable.StringOps.toLong(StringOps.scala:33)
    at kafka.log.Log$.offsetFromFileName(Log.scala:2825)
    at kafka.log.Log$.offsetFromFile(Log.scala:2829)
    at kafka.log.Log.$anonfun$loadSegmentFiles$3(Log.scala:645)
    at scala.collection.TraversableLike$WithFilter.$anonfun$foreach$1(TraversableLike.scala:877)
    at scala.collection.IndexedSeqOptimized.foreach(IndexedSeqOptimized.scala:36)
    at scala.collection.IndexedSeqOptimized.foreach$(IndexedSeqOptimized.scala:33)
    at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:198)
    at scala.collection.TraversableLike$WithFilter.foreach(TraversableLike.scala:876)
    at kafka.log.Log.loadSegmentFiles(Log.scala:642)
    at kafka.log.Log.$anonfun$loadSegments$1(Log.scala:753)
    at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
    at kafka.log.Log.retryOnOffsetOverflow(Log.scala:2544)
    at kafka.log.Log.loadSegments(Log.scala:747)
    at kafka.log.Log.<init>(Log.scala:334)
    at kafka.log.MergedLog$.apply(MergedLog.scala:757)
    at kafka.log.LogManager.loadLog(LogManager.scala:308)
    at kafka.log.LogManager.$anonfun$loadLogs$12(LogManager.scala:378)
    at kafka.utils.CoreUtils$$anon$1.run(CoreUtils.scala:66)
    at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
    at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
    at java.base/java.lang.Thread.run(Thread.java:834)