diff --git a/pbiviz.json b/pbiviz.json
index 9419718..5b06289 100644
--- a/pbiviz.json
+++ b/pbiviz.json
@@ -4,7 +4,7 @@
     "displayName":"SPC Charts",
     "guid":"PBISPC",
     "visualClassName":"Visual",
-    "version":"1.4.3.4",
+    "version":"1.4.4.0",
     "description":"A PowerBI custom visual for SPC charts",
     "supportUrl":"https://github.com/AUS-DOH-Safety-and-Quality/PowerBI-SPC",
     "gitHubUrl":"https://github.com/AUS-DOH-Safety-and-Quality/PowerBI-SPC"
diff --git a/src/Classes/settingsClass.ts b/src/Classes/settingsClass.ts
index d0d6a4a..308e62d 100644
--- a/src/Classes/settingsClass.ts
+++ b/src/Classes/settingsClass.ts
@@ -107,6 +107,24 @@ export default class settingsClass {
       })
     })
 
+    if (this.settings.nhs_icons.show_variation_icons) {
+      const patterns: string[] = ["astronomical", "shift", "trend", "two_in_three"];
+      const anyOutlierPatterns: boolean = patterns.some(d => this.settings.outliers[d]);
+      if (!anyOutlierPatterns) {
+        this.validationStatus.status = 1;
+        this.validationStatus.error = "Variation icons require at least one outlier pattern to be selected";
+      }
+    }
+
+    if (this.settings.nhs_icons.show_assurance_icons) {
+      const altTargetPresent: boolean = !isNullOrUndefined(this.settings.lines.alt_target);
+      const improvementDirection: string = this.settings.outliers.improvement_direction;
+      if (!altTargetPresent || improvementDirection === "neutral") {
+        this.validationStatus.status = 1;
+        this.validationStatus.error = "Assurance icons require an alternative target and a non-neutral improvement direction";
+      }
+    }
+
     this.derivedSettings.update(this.settings.spc)
     this.derivedSettingsGrouped = new Array<derivedSettingsClass>();
     if (is_grouped) {
diff --git a/src/Classes/viewModelClass.ts b/src/Classes/viewModelClass.ts
index a6938cf..1fdaa36 100644
--- a/src/Classes/viewModelClass.ts
+++ b/src/Classes/viewModelClass.ts
@@ -228,16 +228,16 @@ export default class viewModelClass {
           this.initialiseGroupedLines();
         }
       }
-      this.plotProperties.update(
-        options,
-        this.plotPoints,
-        this.controlLimits,
-        this.inputData,
-        this.inputSettings.settings,
-        this.inputSettings.derivedSettings,
-        this.colourPalette
-      )
     }
+    this.plotProperties.update(
+      options,
+      this.plotPoints,
+      this.controlLimits,
+      this.inputData,
+      this.inputSettings.settings,
+      this.inputSettings.derivedSettings,
+      this.colourPalette
+    )
     this.firstRun = false;
   }
 
diff --git a/src/D3 Plotting Functions/drawSummaryTable.ts b/src/D3 Plotting Functions/drawSummaryTable.ts
index baa0935..3789d5c 100644
--- a/src/D3 Plotting Functions/drawSummaryTable.ts	
+++ b/src/D3 Plotting Functions/drawSummaryTable.ts	
@@ -122,10 +122,10 @@ export default function drawSummaryTable(selection: divBaseType, visualObj: Visu
   }
 
   const tableSelect = tableRows.selectAll('td')
-            .data((d) => cols.map(col => {
-              return {column: col.name, value: d.table_row[col.name]}
-            }))
-            .join('td');
+                              .data((d) => cols.map(col => {
+                                return { column: col.name, value: d.table_row[col.name] }
+                              }))
+                              .join('td');
 
   const nhsIconSettings = visualObj.viewModel.inputSettings.settings.nhs_icons;
   const draw_icons: boolean = nhsIconSettings.show_variation_icons || nhsIconSettings.show_assurance_icons;
diff --git a/src/defaultSettings.ts b/src/defaultSettings.ts
index ad944df..c812ef2 100644
--- a/src/defaultSettings.ts
+++ b/src/defaultSettings.ts
@@ -237,7 +237,7 @@ export const settingsPaneGroupings = {
   summary_table: {
     "General": ["show_table", "table_text_overflow", "table_opacity", "table_opacity_unselected", "table_outer_border_style", "table_outer_border_width", "table_outer_border_colour", "table_outer_border_top", "table_outer_border_bottom", "table_outer_border_left", "table_outer_border_right"],
 
-    "Header": ["table_header_font", "table_header_size", "table_header_text_align",, "table_header_font_weight", "table_header_text_transform", "table_header_text_padding", "table_header_colour", "table_header_bg_colour", "table_header_border_style", "table_header_border_width", "table_header_border_colour", "table_header_border_bottom", "table_header_border_inner"],
+    "Header": ["table_header_font", "table_header_size", "table_header_text_align", "table_header_font_weight", "table_header_text_transform", "table_header_text_padding", "table_header_colour", "table_header_bg_colour", "table_header_border_style", "table_header_border_width", "table_header_border_colour", "table_header_border_bottom", "table_header_border_inner"],
 
     "Body": ["table_body_font", "table_body_size", "table_body_text_align", "table_body_font_weight", "table_body_text_transform", "table_body_text_padding", "table_body_colour", "table_body_bg_colour", "table_body_border_style", "table_body_border_width", "table_body_border_colour", "table_body_border_top_bottom", "table_body_border_left_right"]
   }
diff --git a/src/visual.ts b/src/visual.ts
index 4460d97..ed90f66 100644
--- a/src/visual.ts
+++ b/src/visual.ts
@@ -160,9 +160,10 @@ export class Visual implements powerbi.extensibility.IVisual {
           return currentSelectionId.includes(dot.identity);
         });
         const currentPointHighlighted: boolean = dot.highlighted;
-        const newOpacity: number = (currentPointSelected || currentPointHighlighted) ? dot.aesthetics.opacity : dot.aesthetics.opacity_unselected;
-        d3.select(currentDotNode).style("fill-opacity", newOpacity);
-        d3.select(currentTableNode).style("opacity", newOpacity);
+        const newDotOpacity: number = (currentPointSelected || currentPointHighlighted) ? dot.aesthetics.opacity : dot.aesthetics.opacity_unselected;
+        const newTableOpacity: number = (currentPointSelected || currentPointHighlighted) ? dot.aesthetics["table_opacity"] : dot.aesthetics["table_opacity_unselected"];
+        d3.select(currentDotNode).style("fill-opacity", newDotOpacity);
+        d3.select(currentTableNode).style("opacity", newTableOpacity);
       }
     }
   }