diff --git a/RevisionHistory.html b/RevisionHistory.html
index 7c3722de..8971d515 100644
--- a/RevisionHistory.html
+++ b/RevisionHistory.html
@@ -446,5 +446,19 @@
 <ul><li>Version 7.3.4</li>
 <ul>
 <li>Modified percent correction to use user settable middle exclude radius and added ability to show values in inches.</li>
+</ul>
+</ul>
+
+<ul><li>Version 7.4.0</li>
+<ul>
+<li>New menu item to reset wavefront auto invert.</li>
+<li>Fixed bug that was causing intermitent crashes.</li>
+<li>Fix discrepency in wavefront 2D cut angle versus wavefront profile.</li>
+<li>Improved wavefront subtraction.</li>
+<li>Minor code quality improvements.</li>
+<li>Updated project dependencies.</li>
+</ul>
+</ul>
+
 
 </ul>
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 9f9f7a11..b0dec289 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -2100,18 +2100,6 @@ void MainWindow::on_actionastig_in_polar_triggered()
     graph->exec();
     graph->disconnect();
     delete graph;
-}
-
-
-void MainWindow::on_actiondebugSomething_triggered()
-{
-
-
-
-
-
-
-
 }
 
 
diff --git a/mainwindow.h b/mainwindow.h
index c549964e..13021de9 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -273,8 +273,6 @@ private slots:
 
     void on_actionastig_in_polar_triggered();
 
-    void on_actiondebugSomething_triggered();
-
     void on_actionStop_auto_invert_triggered();
 
 private:
diff --git a/mainwindow.ui b/mainwindow.ui
index d128c6d5..87ef2620 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -83,7 +83,6 @@
     <addaction name="separator"/>
     <addaction name="actionSave_PDF_report"/>
     <addaction name="actionCreate_Movie_of_wavefronts"/>
-    <addaction name="actiondebugSomething"/>
    </widget>
    <widget class="QMenu" name="menuView">
     <property name="title">
@@ -1516,11 +1515,6 @@ em;
     <string>Show astig in polar form of selected wave fronts</string>
    </property>
   </action>
-  <action name="actiondebugSomething">
-   <property name="text">
-    <string>debugSomething</string>
-   </property>
-  </action>
   <action name="actionStop_auto_invert">
    <property name="text">
     <string>Stop auto invert</string>