java.lang.NullPointerException

Oracle Community | user13359520 | 1 year ago
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  1. 0

    Getting a nullpointer exception when switching displayables in J2ME

    Stack Overflow | 7 years ago | Pallinder
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callScreenListener(), bci=46 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=74 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179
  2. 0

    J2ME (Java) - Null Pointer Exception caught in Display Class

    Stack Overflow | 6 years ago | Tom
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callScreenListener(), bci=46 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=74 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179
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  4. 0

    Cloud Foundry v2 in Grails

    Stack Overflow | 3 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object
  5. 0

    NullPointerException in MIDlet with left soft key

    Stack Overflow | 6 years ago | berry120
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callItemListener(), bci=57 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=57 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.bea.alsb.security.owsm.sdkadapter.OWSMCredentialsManager.initKeyStore()
    2. com.bea.alsb
      OWSMCredentialsManager.validateKeystoreAlias
      1. com.bea.alsb.security.owsm.sdkadapter.OWSMCredentialsManager.initKeyStore(OWSMCredentialsManager.java:152)
      2. com.bea.alsb.security.owsm.sdkadapter.OWSMCredentialsManager.validateKeystoreAlias(OWSMCredentialsManager.java:112)
      2 frames
    3. com.bea.wli
      TransactionalCallable.call
      1. com.bea.wli.sb.security.wss.wsm.service.validation.OWSMWssServiceValidator.validateConfigOverride(OWSMWssServiceValidator.java:375)
      2. com.bea.wli.sb.security.wss.wsm.service.validation.OWSMWssServiceValidator.validateConfigOverrides(OWSMWssServiceValidator.java:341)
      3. com.bea.wli.sb.security.wss.wsm.service.validation.OWSMWssServiceValidator.validateProxyPolicies(OWSMWssServiceValidator.java:251)
      4. com.bea.wli.sb.security.wss.wsm.service.validation.OWSMWssServiceValidator.validateWSSecurityInternal(OWSMWssServiceValidator.java:218)
      5. com.bea.wli.sb.security.wss.wsm.service.validation.OWSMWssServiceValidator.validateWSSecurity(OWSMWssServiceValidator.java:152)
      6. com.bea.wli.sb.security.wss.wsm.resource.OWSMPolicyConfigValidatorImpl.validatePolicy(OWSMPolicyConfigValidatorImpl.java:63)
      7. com.bea.wli.sb.security.wss.wsm.service.validation.OWSMServiceValidator.validatePolicy(OWSMServiceValidator.java:438)
      8. com.bea.wli.sb.security.wss.wsm.resource.OWSMPolicyConfigValidatorImpl.validatePolicy(OWSMPolicyConfigValidatorImpl.java:79)
      9. com.bea.wli.sb.resources.service.validation.ServiceValidation.validateWebServicePolicy(ServiceValidation.java:644)
      10. com.bea.wli.sb.resources.service.validation.ServiceValidation.validateSecurity(ServiceValidation.java:539)
      11. com.bea.wli.sb.resources.service.validation.ServiceValidation.validateServiceEntry(ServiceValidation.java:361)
      12. com.bea.wli.sb.resources.service.validation.ServiceValidation._validate(ServiceValidation.java:189)
      13. com.bea.wli.sb.resources.service.validation.ServiceValidation.validate(ServiceValidation.java:122)
      14. com.bea.wli.sb.resources.service.ProxyTypeDef.validate(ProxyTypeDef.java:58)
      15. com.bea.wli.sb.resources.service.ProxyTypeDef.validate(ProxyTypeDef.java:37)
      16. com.bea.wli.config.validation.ResourceValidator.validateContents(ResourceValidator.java:115)
      17. com.bea.wli.config.validation.ResourceValidator.call(ResourceValidator.java:68)
      18. com.bea.wli.config.validation.ResourceValidator.call(ResourceValidator.java:43)
      19. com.bea.wli.config.transaction.TransactionalCallable._call(TransactionalCallable.java:118)
      20. com.bea.wli.config.transaction.TransactionalCallable.call(TransactionalCallable.java:102)
      20 frames
    4. Java RT
      Thread.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:266)
      2. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      3. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      4. java.lang.Thread.run(Thread.java:745)
      4 frames