diff --git a/src/slic3r/GUI/CalibrationWizard.cpp b/src/slic3r/GUI/CalibrationWizard.cpp
index 3278c2622..240549628 100644
--- a/src/slic3r/GUI/CalibrationWizard.cpp
+++ b/src/slic3r/GUI/CalibrationWizard.cpp
@@ -583,6 +583,7 @@ void PressureAdvanceWizard::on_cali_start()
         if (!wx_err_string.empty()) {
             MessageDialog msg_dlg(nullptr, wx_err_string, wxEmptyString, wxICON_WARNING | wxOK);
             msg_dlg.ShowModal();
+            return;
         }
 
         show_step(m_curr_step->next);
@@ -645,6 +646,7 @@ void PressureAdvanceWizard::on_cali_start()
             if (!wx_err_string.empty()) {
                 MessageDialog msg_dlg(nullptr, wx_err_string, wxEmptyString, wxICON_WARNING | wxOK);
                 msg_dlg.ShowModal();
+                return;
             }
 
             preset_page->on_cali_start_job();
@@ -943,6 +945,7 @@ void FlowRateWizard::on_cali_start(CaliPresetStage stage, float cali_value, Flow
         if (!wx_err_string.empty()) {
             MessageDialog msg_dlg(nullptr, wx_err_string, wxEmptyString, wxICON_WARNING | wxOK);
             msg_dlg.ShowModal();
+            return;
         }
         show_step(m_curr_step->next);
 
@@ -1007,6 +1010,7 @@ void FlowRateWizard::on_cali_start(CaliPresetStage stage, float cali_value, Flow
         if (!wx_err_string.empty()) {
             MessageDialog msg_dlg(nullptr, wx_err_string, wxEmptyString, wxICON_WARNING | wxOK);
             msg_dlg.ShowModal();
+            return;
         }
         preset_page->on_cali_start_job();
         if (temp_filament_preset)
@@ -1344,6 +1348,7 @@ void MaxVolumetricSpeedWizard::on_cali_start()
     if (!wx_err_string.empty()) {
         MessageDialog msg_dlg(nullptr, wx_err_string, wxEmptyString, wxICON_WARNING | wxOK);
         msg_dlg.ShowModal();
+        return;
     }
 
     preset_page->on_cali_start_job();