Assign Related Products Programmatically In Magento 1.9

$product = Mage::getModel(‘catalog/product’)->loadByAttribute(‘sku’,$products); $data = ”; $relatedData = $product->getRelatedProductIds(); $insertIt = array(); if(count($relatedData) > 0){ foreach($relatedData as $relatedProduct) { $insertIt = array(‘position’=>0,’qty’=>”) ; } } $insertIt= array(‘position’=>0,’qty’=>”); try{ $product->setRelatedLinkData($insertIt)->save(); Mage::getSingleton(‘adminhtml/session’)->addSuccess(Mage::helper(‘adminhtml’)->__(‘Product…