diff --git a/src/canvas-overlay.ts b/src/canvas-overlay.ts
index a7e938c..cb57a73 100644
--- a/src/canvas-overlay.ts
+++ b/src/canvas-overlay.ts
@@ -168,6 +168,14 @@ export class CanvasOverlay extends Layer {
 
   _redraw(): void {
     const { _map, canvas } = this;
+    console.log({
+      "All the maps we can try": true,
+      _map: this._map,
+      map: this.map,
+    });
+    if (!_map) {
+      throw new Error("CanvasOverlay has not been set to a map");
+    }
     const size = _map.getSize();
     const bounds = _map.getBounds();
     const zoomScale =
diff --git a/src/points.ts b/src/points.ts
index a932e10..c122926 100644
--- a/src/points.ts
+++ b/src/points.ts
@@ -337,6 +337,7 @@ export class Points extends BaseGlLayer<IPointsSettings> {
     gl.uniformMatrix4fv(matrix, false, mapMatrix.array);
     gl.drawArrays(gl.POINTS, 0, allLatLngLookup.length);
 
+    console.log(`Drawing on canvas ${this.layer._leaflet_id}`);
     return this;
   }