Ditto https://github.com/FlowingCode/ErrorWindowAddon/blob/18cf41daa2bc157f08e9d5810b187f1cf4490b6e/src/main/java/com/flowingcode/vaadin/addons/errorwindow/ErrorWindowI18n.java#L32 Used in https://github.com/FlowingCode/ErrorWindowAddon/blob/18cf41daa2bc157f08e9d5810b187f1cf4490b6e/src/main/java/com/flowingcode/vaadin/addons/errorwindow/ErrorWindow.java#L77 In addition, this add-on lacks a [SerializationTest](https://github.com/FlowingCode/AddonStarter24/blob/master/src/test/java/com/flowingcode/vaadin/addons/template/test/SerializationTest.java), which would have likely detected this issue.
Ditto
ErrorWindowAddon/src/main/java/com/flowingcode/vaadin/addons/errorwindow/ErrorWindowI18n.java
Line 32 in 18cf41d
Used in
ErrorWindowAddon/src/main/java/com/flowingcode/vaadin/addons/errorwindow/ErrorWindow.java
Line 77 in 18cf41d
In addition, this add-on lacks a SerializationTest, which would have likely detected this issue.