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  1. ,

    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.

  2. ,

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

Solutions on the web

via Oracle Community by 748904, 1 year ago
via Oracle Community by 748904, 1 year ago
via GitHub by stephenwang2017
, 3 months ago
For input string: "null"
via GitHub by spoenemann
, 8 months ago
For input string: " 1"
via GitHub by DallonTG
, 2 years ago
java.lang.NumberFormatException: For input string: "//localhost"	at java.lang.NumberFormatException.forInputString(	at java.lang.Integer.parseInt(	at java.lang.Integer.parseInt(	at oracle.oc4j.admin.jmx.client.Oc4jDomainFactory.getDomainFromDeployerUrl(	at oracle.oc4j.admin.deploy.spi.factories.Oc4jDeploymentFactory.getDeploymentManager(	at javax.enterprise.deploy.shared.factories.DeploymentFactoryManager.getDeploymentManager(	at oracle.oc4j.admin.deploy.api.J2EEDeploymentManager.validateURI(	at oracle.oc4j.admin.deploy.cmdline.ValidateURICommand.execute(	at oracle.oc4j.admin.deploy.cmdline.Oc4jAdminCmdline.executeCommand(	at oracle.oc4j.admin.deploy.cmdline.Oc4jAdminCmdline.main(