Pattern selector

Most relevant patterns first. Most helpful ones displayed. Click here to show all.

    Your stack trace compared to the selected pattern

    Jump to solutionsExpand frames
    java.lang.NullPointerException
        at studentadmingui.StudentAdminFrame.studentButtonAction(StudentAdminFrame.java:75)
        at studentadmingui.StudentAdminFrame.access$3(StudentAdminFrame.java:73)
        at studentadmingui.StudentAdminFrame$4.actionPerformed(StudentAdminFrame.java:379)
        at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
    35 frames hidden