java.lang.NumberFormatException: For input string: ""

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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.


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.

java.lang.NumberFormatException: For input string: ""
at java.lang.NumberFormatException.forInputString(
at java.lang.Integer.parseInt(
at java.lang.Integer.parseInt(
at scala.collection.immutable.StringLike$class.toInt(StringLike.scala:207)
at kafka.utils.VerifiableProperties.getIntInRange(VerifiableProperties.scala:73)
at kafka.utils.VerifiableProperties.getIntInRange(VerifiableProperties.scala:46)
at kafka.server.KafkaConfig.(KafkaConfig.scala:49)
at kafka.server.KafkaConfig.(KafkaConfig.scala:31)
at kafka.Kafka$.main(Kafka.scala:35)
at kafka.Kafka.main(Kafka.scala)

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