java.lang.NullPointerException: name can't be null

Oracle Community | SunForumsGuest7-MOS | 1 decade ago
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    Oracle Community | 1 decade ago | SunForumsGuest7-MOS
    java.lang.NullPointerException: name can't be null
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    java.lang.NullPointerException: name can't be null
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    java.lang.NullPointerException: name can't be null
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    java.lang.NullPointerException: name can't be null

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    Root Cause Analysis

    1. java.lang.NullPointerException

      name can't be null

      at java.io.FilePermission.init()
    2. Java RT
      SecurityManager.checkDelete
      1. java.io.FilePermission.init(Unknown Source)
      2. java.io.FilePermission.<init>(Unknown Source)
      3. java.lang.SecurityManager.checkDelete(Unknown Source)
      3 frames
    3. javax.comm
      CommPortIdentifier.getPortIdentifiers
      1. javax.comm.CommPortIdentifier.getPortIdentifiers(CommPortIdentifier.java:70)
      1 frame