try this

thomasjball · thomasjball · commit 4a3ab649089d · 2025-11-18T10:53:46.000Z
diff --git a/cpp/jddisplay.cpp b/cpp/jddisplay.cpp
@@ -107,7 +107,7 @@ void JDDisplay::pollButtons(Event) {
             return;
         // stepWaiting == false
         flushSend();
-        sendDone()
+        sendDone(this);
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -107,7 +107,7 @@ void JDDisplay::pollButtons(Event) {`
`107`	`107`	`return;`
`108`	`108`	`// stepWaiting == false`
`109`	`109`	`flushSend();`
`110`		`- sendDone()`
	`110`	`+ sendDone(this);`
`111`	`111`	`}`
`112`	`112`	`}`
`113`	`113`