Java Runtime errors

Core environment and runtime library

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Solution coverage:
Summary coverage:

DescriptionException TypeEntry MethodWeb pages

DefaultDesktopManager.maximizeFrame() has thrown a NullPointerException

java.lang.NullPointerException
javax.swing.DefaultDesktopManager.maximizeFrame
9Web pages
NullPointerExceptionDefaultDesktopManager.maximizeFrame9
Package namePatterns foundSolution coverageSummary coverage
java.lang7927
java.util.concurrent4667
java.io4419
java.lang.reflect4019
java.awt2397
java.net2282
sun.reflect2209
java.util1921
javax.swing1636
java.security1033
javax.naming1017
java.sql803
sun.net.www.protocol.http740
sun.net.www.protocol.https718
sun.nio.ch466
sun.rmi.server381
sun.rmi.transport.tcp326
java.util.zip322
com.sun.jndi.ldap289
java.util.regex285
com.sun.org.apache.xerces.internal.impl269
sun.net.www.http261
java.nio.file257
com.sun.org.apache.xerces.internal.parsers247
javax.swing.plaf.basic240
sun.misc236
java.util.logging172
com.sun.org.apache.xerces.internal.jaxp168
java.util.jar162
java.beans160
javax.swing.text158
java.nio157
sun.rmi.registry151
java.util.stream143
javax.security.auth.login143
java.text143
javax.management.remote.rmi142
java.rmi137
javax.imageio135
sun.rmi.transport134
sun.nio.cs131
javax.net.ssl129
java.awt.event124
com.sun.org.apache.xalan.internal.xsltc.trax117
java.awt.image115
javax.security.auth115
java.nio.channels110
java.rmi.server92
java.util.concurrent.locks90
javax.naming.directory88
Package nameClass namePatterns foundSolution coverageSummary coverage
javax.swingJComponent546
javax.swingAbstractButton113
javax.swingJTable74
javax.swingUIManager71
javax.swingDefaultButtonModel63
javax.swingRepaintManager51
javax.swingJFrame45
javax.swingJEditorPane42
javax.swingJFileChooser38
javax.swingDefaultListSelectionModel35
javax.swingSwingUtilities33
javax.swingJTabbedPane30
javax.swingJPanel29
javax.swingImageIcon28
javax.swingJComboBox24
javax.swingJTree23
javax.swingJOptionPane23
javax.swingJLayeredPane19
javax.swingJViewport18
javax.swingRepaintManager$PaintManager16
javax.swingDefaultRowSorter14
javax.swingJDialog13
javax.swingSwingWorker12
javax.swingJList11
javax.swingJLabel10
javax.swingAbstractButton$Handler10
javax.swingDefaultListModel9
javax.swingJTextArea9
javax.swingSwingWorker$19
javax.swingJScrollBar8
javax.swingSortingFocusTraversalPolicy8
javax.swingJMenu8
javax.swingJRootPane7
javax.swingJPopupMenu7
javax.swingDefaultBoundedRangeModel7
javax.swingDefaultComboBoxModel7
javax.swingJScrollPane7
javax.swingJSlider7
javax.swingJTextField5
javax.swingJButton5
javax.swingDefaultCellEditor5
javax.swingLookAndFeel5
javax.swingMenuSelectionManager5
javax.swingGroupLayout5
javax.swingJApplet4
javax.swingLayoutFocusTraversalPolicy4
javax.swingLayoutComparator4
javax.swingBoxLayout4
javax.swingJTable$14
javax.swingMultiUIDefaults4
Package nameClass nameMethod namePatterns foundSolution coverage
javax.swingDefaultDesktopManagermaximizeFrame1
javax.swingDefaultDesktopManageractivateFrame1
Package nameClass nameMethod nameException TypePatterns foundSolution coverage
javax.swingDefaultDesktopManagermaximizeFrameNullPointerException1