Check if instance active. (#30304)

src/objects/BatchedMesh.js

@@ -656,7 +656,7 @@ class BatchedMesh extends Mesh {
 		const instanceInfo = this._instanceInfo;
 		for ( let i = 0, l = instanceInfo.length; i < l; i ++ ) {
 
-			if ( instanceInfo[ i ].geometryIndex === geometryId ) {
+			if ( instanceInfo[ i ].active && instanceInfo[ i ].geometryIndex === geometryId ) {
 
 				this.deleteInstance( i );