diff --git a/src/drivers/Qt/ConsoleDebugger.cpp b/src/drivers/Qt/ConsoleDebugger.cpp
index fbb266c5..4f5b7f02 100644
--- a/src/drivers/Qt/ConsoleDebugger.cpp
+++ b/src/drivers/Qt/ConsoleDebugger.cpp
@@ -3104,11 +3104,13 @@ QAsmView::QAsmView(QWidget *parent)
 	maxLineOffset = 0;
 	ctxMenuAddr = -1;
 
-	mouseLeftBtnDown = false;
-	txtHlgtStartChar = -1;
-	txtHlgtStartLine = -1;
-	txtHlgtEndChar   = -1;
-	txtHlgtEndLine   = -1;
+	mouseLeftBtnDown  = false;
+	txtHlgtAnchorLine = -1;
+	txtHlgtAnchorChar = -1;
+	txtHlgtStartChar  = -1;
+	txtHlgtStartLine  = -1;
+	txtHlgtEndChar    = -1;
+	txtHlgtEndLine    = -1;
 
 	pcLinePlacement = 0;
 	pcLineOffset    = 0;
diff --git a/src/drivers/Qt/MsgLogViewer.cpp b/src/drivers/Qt/MsgLogViewer.cpp
index 3d29209a..dc2addad 100644
--- a/src/drivers/Qt/MsgLogViewer.cpp
+++ b/src/drivers/Qt/MsgLogViewer.cpp
@@ -38,6 +38,11 @@ class msgLogBuf_t
 		maxLines   = MSG_LOG_MAX_LINES;
 		totalLines = 0;
 		head = tail = 0;
+
+		for (int i=0; i<MSG_LOG_MAX_LINES; i++)
+		{
+			fpOfsList[i] = 0;
+		}
 	}
 
 	~msgLogBuf_t(void)
diff --git a/src/drivers/Qt/TraceLogger.cpp b/src/drivers/Qt/TraceLogger.cpp
index 13e75662..0e866471 100644
--- a/src/drivers/Qt/TraceLogger.cpp
+++ b/src/drivers/Qt/TraceLogger.cpp
@@ -1112,6 +1112,8 @@ QTraceLogView::QTraceLogView(QWidget *parent)
 
 	wheelPixelCounter = 0;
 	mouseLeftBtnDown  = false;
+	txtHlgtAnchorLine = -1;
+	txtHlgtAnchorChar = -1;
 	txtHlgtStartChar  = -1;
 	txtHlgtStartLine  = -1;
 	txtHlgtEndChar    = -1;