AutoCompletion problem on a linux system

Description

Initial situation:
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Create a new window with one button
> switch to the code view
> type the following code

button.

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Actual behavior:
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Nothing happens and the following error message is generated:

NullPointerException

java.lang.NullPointerException
    at xdev.platform.ui.LafUtils.getDPIAwareFont(LafUtils.java:233)
    at xdev.ui.editor.code.mate.CodeMatePopup.showProposalsImpl1(CodeMatePopup.java:340)
    at xdev.ui.editor.code.mate.CodeMatePopup.access$14(CodeMatePopup.java:334)
    at xdev.ui.editor.code.mate.CodeMatePopup$3.run(CodeMatePopup.java:321)
    at xdev.platform.ui.UIUtils.enqueue(UIUtils.java:130)
    at xdev.ui.editor.code.mate.CodeMatePopup.showProposalsImpl(CodeMatePopup.java:316)
    at xdev.ui.editor.code.mate.CodeMatePopup.showProposalsImpl(CodeMatePopup.java:305)
    at xdev.ui.editor.code.mate.CodeMatePopup.showProposalsImpl(CodeMatePopup.java:299)
    at xdev.ui.editor.code.mate.CodeMatePopup.showProposals(CodeMatePopup.java:97)
    at xdev.ui.editor.code.JavaCodeTextPane$JavaCodeTextPaneInputHandler.keyPressed(JavaCodeTextPane.java:520)
    at com.jidesoft.editor.CodeEditor.processKeyEvent(Unknown Source)
    at java.awt.Component.processEvent(Component.java:6302)
    at java.awt.Container.processEvent(Container.java:2234)
    at java.awt.Component.dispatchEventImpl(Component.java:4881)
    at java.awt.Container.dispatchEventImpl(Container.java:2292)
    at java.awt.Component.dispatchEvent(Component.java:4703)
    at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1954)
    at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:806)
    at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1074)
    at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:945)
    at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:771)
    at java.awt.Component.dispatchEventImpl(Component.java:4752)
    at java.awt.Container.dispatchEventImpl(Container.java:2292)
    at java.awt.Window.dispatchEventImpl(Window.java:2739)
    at java.awt.Component.dispatchEvent(Component.java:4703)
    at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:746)
    at java.awt.EventQueue.access$400(EventQueue.java:97)
    at java.awt.EventQueue$3.run(EventQueue.java:697)
    at java.awt.EventQueue$3.run(EventQueue.java:691)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:86)
    at java.awt.EventQueue$4.run(EventQueue.java:719)
    at java.awt.EventQueue$4.run(EventQueue.java:717)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:716)
    at xdev.platform.util.XdevEventQueue.dispatchEvent(XdevEventQueue.java:138)
    at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
    at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
    at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
    at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)

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Expected behaviour:
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The IntelliSense will be displayed correctly.

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Comment:
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Environment

None
Fixed

Assignee

FH

Reporter

SS

Labels

Epic/Theme

None

Affects versions

Priority

Blocker