I cannot enter the Preferences

I cannot acces the Preferences. I click the button in the top-right-hand corner, and nothing happens.

CMD log:

[Wed Sep 05 19:14:57 AEST 2018] [Launcher] Java version: 1.8.0_172, specification: 1.8
[Wed Sep 05 19:14:58 AEST 2018] [Launcher] Installation path: C:\Pylo\MCreator180
[Wed Sep 05 19:14:58 AEST 2018] [Launcher] User home of MCreator: C:\Users\lochl\.mcreator\
[Wed Sep 05 19:15:07 AEST 2018] [WebIO] Reading from URL: https://mcreator.net/app
[Wed Sep 05 19:15:29 AEST 2018] Skipping update message ...
[Wed Sep 05 19:15:29 AEST 2018] [WebIO] Reading from URL: https://mcreator.net/app/motw
[Wed Sep 05 19:15:31 AEST 2018] [WebIO] Reading from URL: https://mcreator.net/app/news
[Wed Sep 05 19:15:44 AEST 2018] Checking Pylo user session
[Wed Sep 05 19:15:47 AEST 2018] Login attempt error: null
[Wed Sep 05 19:15:47 AEST 2018] Pylo sync status: false
[Wed Sep 05 19:15:47 AEST 2018] [GA] Tracking page: /1.8.0/launch
[Wed Sep 05 19:15:52 AEST 2018] Exception in thread "AWT-EventQueue-0" [Wed Sep 05 19:15:52 AEST 2018] java.lang.IllegalArgumentException: (minimum <= value <= maximum) is false
[Wed Sep 05 19:15:52 AEST 2018]         at javax.swing.SpinnerNumberModel.<init>(SpinnerNumberModel.java:125)
[Wed Sep 05 19:15:52 AEST 2018]         at javax.swing.SpinnerNumberModel.<init>(SpinnerNumberModel.java:147)
[Wed Sep 05 19:15:52 AEST 2018]         at co.pylo.mcreator.preferences.b.a(Unknown Source)
[Wed Sep 05 19:15:52 AEST 2018]         at co.pylo.mcreator.preferences.b.a(Unknown Source)
[Wed Sep 05 19:15:52 AEST 2018]         at co.pylo.mcreator.preferences.b.a(Unknown Source)
[Wed Sep 05 19:15:52 AEST 2018]         at co.pylo.mcreator.preferences.b.<init>(Unknown Source)
[Wed Sep 05 19:15:52 AEST 2018]         at co.pylo.mcreator.A.mousePressed(Unknown Source)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.Component.processMouseEvent(Component.java:6536)
[Wed Sep 05 19:15:52 AEST 2018]         at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.Component.processEvent(Component.java:6304)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.Container.processEvent(Container.java:2239)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.Component.dispatchEventImpl(Component.java:4889)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.Container.dispatchEventImpl(Container.java:2297)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.Component.dispatchEvent(Component.java:4711)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4904)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4532)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4476)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.Container.dispatchEventImpl(Container.java:2283)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.Window.dispatchEventImpl(Window.java:2746)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.Component.dispatchEvent(Component.java:4711)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:760)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventQueue.access$500(EventQueue.java:97)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventQueue$3.run(EventQueue.java:709)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventQueue$3.run(EventQueue.java:703)
[Wed Sep 05 19:15:52 AEST 2018]         at java.security.AccessController.doPrivileged(Native Method)
[Wed Sep 05 19:15:52 AEST 2018]         at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
[Wed Sep 05 19:15:52 AEST 2018]         at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:84)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventQueue$4.run(EventQueue.java:733)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventQueue$4.run(EventQueue.java:731)
[Wed Sep 05 19:15:52 AEST 2018]         at java.security.AccessController.doPrivileged(Native Method)
[Wed Sep 05 19:15:52 AEST 2018]         at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventQueue.dispatchEvent(EventQueue.java:730)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
[Wed Sep 05 19:15:52 AEST 2018]         at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)