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

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Samebug tips

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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.

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Java does not handle IPv6 nameservers before 1.8.0_60. Upgrade to the latest JVM.

Solutions on the web

via Jenkins JIRA by Jonathan Grant, 1 year ago
For input string: ""
via Oracle Community by 843854, 1 year ago
For input string: "4294967295"
via Google Groups by Chirag Krishna, 4 months ago
For input string: "X"
java.lang.NumberFormatException: For input string: ""
at java.lang.NumberFormatException.forInputString(Unknown Source)
at java.lang.Integer.parseInt(Unknown Source)
at java.lang.Integer.parseInt(Unknown Source)
at jenkins.model.PeepholePermalink.resolve(PeepholePermalink.java:92)
at hudson.model.Job.getLastSuccessfulBuild(Job.java:854)
at hudson.model.Job.getEstimatedDurationCandidates(Job.java:941)
at hudson.model.Job.getEstimatedDuration(Job.java:975)
at hudson.model.queue.MappingWorksheet.(MappingWorksheet.java:335)
at hudson.model.queue.MappingWorksheet.(MappingWorksheet.java:318)
at hudson.model.Queue.maintain(Queue.java:1044)
at hudson.model.Queue$MaintainTask.doRun(Queue.java:2010)
at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:54)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)
at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

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