CLIENT - unhandled error in GUI - NullPointerException

Error type: CLIENT - unhandled error in GUI - NullPointerException

Client version: 1.4.56-V1 (build: 2025-02-01 16:17)
Java version: 1.8.0_201
Default charset: UTF-8

NullPointerException - look at server or client logs for more details

Stack trace:
javax.swing.text.FlowView$FlowStrategy.createView(FlowView.java:663)
javax.swing.text.FlowView$FlowStrategy.layoutRow(FlowView.java:520)
javax.swing.text.FlowView$FlowStrategy.layout(FlowView.java:477)
javax.swing.text.FlowView.layout(FlowView.java:201)
javax.swing.text.BoxView.setSize(BoxView.java:397)
javax.swing.text.BoxView.modelToView(BoxView.java:482)
javax.swing.text.CompositeView.modelToView(CompositeView.java:265)
javax.swing.text.BoxView.modelToView(BoxView.java:484)
javax.swing.text.CompositeView.modelToView(CompositeView.java:265)
javax.swing.text.BoxView.modelToView(BoxView.java:484)
and other 22 lines

Start by reviewing the server and client logs referenced in the report, then trace the complete stack trace around javax.swing.text.FlowView and the GUI action that triggers it. Identify the cause of the NullPointerException and verify that the same client interaction no longer produces an unhandled GUI error.

Written by the indexing model from the issue text.