diff --git a/src/main/java/org/micromanager/lightsheetmanager/gui/tabs/setup/PiezoCalibrationPanel.java b/src/main/java/org/micromanager/lightsheetmanager/gui/tabs/setup/PiezoCalibrationPanel.java
index 93bd8e8..3cb88e7 100644
--- a/src/main/java/org/micromanager/lightsheetmanager/gui/tabs/setup/PiezoCalibrationPanel.java
+++ b/src/main/java/org/micromanager/lightsheetmanager/gui/tabs/setup/PiezoCalibrationPanel.java
@@ -84,6 +84,8 @@ private void createUserInterface() {
         btnStepUp_ = new Button(Icons.ARROW_UP);
         btnStepDown_ = new Button(Icons.ARROW_DOWN);
 
+        btnRunAutofocus_.setEnabled(false);
+
         switch (geometryType) {
             case DISPIM:
                 add(lblSlope, "");
diff --git a/src/main/java/org/micromanager/lightsheetmanager/model/acquisitions/AcquisitionEngine.java b/src/main/java/org/micromanager/lightsheetmanager/model/acquisitions/AcquisitionEngine.java
index 06ba07f..9864638 100644
--- a/src/main/java/org/micromanager/lightsheetmanager/model/acquisitions/AcquisitionEngine.java
+++ b/src/main/java/org/micromanager/lightsheetmanager/model/acquisitions/AcquisitionEngine.java
@@ -186,6 +186,7 @@ public boolean isRunning() {
     }
 
     private void runAcquisitionSCAPE() {
+//        System.out.println("nTimePoints: " + acqSettings_.numTimePoints());
 //        System.out.println(asb_);
 //        System.out.println(asb_.build());
         final boolean isPolling = frame_.getNavigationPanel().isPolling();
@@ -777,7 +778,7 @@ private boolean doHardwareCalculationsSCAPE(PLogicDISPIM plc) {
         // make sure slice timings are up-to-date
         final double sliceDuration1 = getSliceDuration(asb_.timingSettingsBuilder());
         asb_.timingSettingsBuilder().sliceDuration(sliceDuration1);
-        
+
         recalculateSliceTiming(asb_);
         System.out.println("after recalculateSliceTiming: " + asb_.timingSettingsBuilder());