Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

  1. ,

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

  2. ,

    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$class.toInt(StringLike.scala:231)	at scala.collection.immutable.StringOps.toInt(StringOps.scala:31)	at kafka.utils.VerifiableProperties.getIntInRange(VerifiableProperties.scala:75)	at kafka.utils.VerifiableProperties.getIntInRange(VerifiableProperties.scala:48)	at kafka.server.KafkaConfig.(KafkaConfig.scala:75)	at kafka.server.KafkaConfig.(KafkaConfig.scala:31)	at kafka.Kafka$.main(Kafka.scala:35)	at kafka.Kafka.main(Kafka.scala)