diff --git a/extensions/default/src/utils/validations/areAllImageDimensionsEqual.test.ts b/extensions/default/src/utils/validations/areAllImageDimensionsEqual.test.ts
new file mode 100644
index 000000000..415803706
--- /dev/null
+++ b/extensions/default/src/utils/validations/areAllImageDimensionsEqual.test.ts
@@ -0,0 +1,41 @@
+import areAllImageDimensionsEqual from './areAllImageDimensionsEqual';
+
+describe('areAllImageDimensionsEqual', () => {
+  it('should return false when no instances are provided', () => {
+    expect(areAllImageDimensionsEqual([])).toBe(false);
+    expect(areAllImageDimensionsEqual([] as any)).toBe(false);
+  });
+
+  it('should return true when all instances have the same dimensions', () => {
+    const instances = [
+      { Rows: '512', Columns: '512' },
+      { Rows: '512', Columns: '512' },
+      { Rows: '512', Columns: '512' }
+    ];
+    expect(areAllImageDimensionsEqual(instances)).toBe(true);
+  });
+
+  it('should return true when comparing string and number dimensions of same value', () => {
+    const instances = [
+      { Rows: 512, Columns: 512 },
+      { Rows: '512', Columns: '512' }
+    ];
+    expect(areAllImageDimensionsEqual(instances)).toBe(true);
+  });
+
+  it('should return false when instances have different dimensions', () => {
+    const instances = [
+      { Rows: '512', Columns: '512' },
+      { Rows: '256', Columns: '512' }
+    ];
+    expect(areAllImageDimensionsEqual(instances)).toBe(false);
+  });
+
+  it('should return false when dimensions are invalid strings', () => {
+    const instances = [
+      { Rows: '512', Columns: '512' },
+      { Rows: 'invalid', Columns: '512' }
+    ];
+    expect(areAllImageDimensionsEqual(instances)).toBe(false);
+  });
+});
diff --git a/extensions/default/src/utils/validations/areAllImageDimensionsEqual.ts b/extensions/default/src/utils/validations/areAllImageDimensionsEqual.ts
index 93a350a89..2638ec205 100644
--- a/extensions/default/src/utils/validations/areAllImageDimensionsEqual.ts
+++ b/extensions/default/src/utils/validations/areAllImageDimensionsEqual.ts
@@ -17,7 +17,7 @@ export default function areAllImageDimensionsEqual(instances: Array<any>): boole
     const instance = instances[i];
     const { Rows, Columns } = instance;
 
-    if (Rows !== firstImageRows || Columns !== firstImageColumns) {
+    if (toNumber(Rows) !== firstImageRows || toNumber(Columns) !== firstImageColumns) {
       return false;
     }
   }