{"record":{"id":"36bfdbddc5ba5c5f","repo":"nopSolutions/nopCommerce","slug":"no-associated-product-found-with-the-specified-id","errorCode":null,"errorMessage":"No associated product found with the specified id","messagePattern":"No associated product found with the specified id","errorType":"exception","errorClass":"ArgumentException","httpStatus":null,"severity":"error","filePath":"src/Presentation/Nop.Web/Areas/Admin/Controllers/ProductController.cs","lineNumber":2012,"sourceCode":"\n        //a vendor should have access only to his products\n        var currentVendor = await _workContext.GetCurrentVendorAsync();\n        if (currentVendor != null && product.VendorId != currentVendor.Id)\n            return Content(\"This is not your product\");\n\n        //prepare model\n        var model = await _productModelFactory.PrepareAssociatedProductListModelAsync(searchModel, product);\n\n        return Json(model);\n    }\n\n    [HttpPost]\n    [CheckPermission(StandardPermission.Catalog.PRODUCTS_CREATE_EDIT_DELETE)]\n    public virtual async Task<IActionResult> AssociatedProductUpdate(AssociatedProductModel model)\n    {\n        //try to get an associated product with the specified id\n        var associatedProduct = await _productService.GetProductByIdAsync(model.Id)\n            ?? throw new ArgumentException(\"No associated product found with the specified id\");\n\n        //a vendor should have access only to his products\n        var currentVendor = await _workContext.GetCurrentVendorAsync();\n        if (currentVendor != null && associatedProduct.VendorId != currentVendor.Id)\n            return Content(\"This is not your product\");\n\n        associatedProduct.DisplayOrder = model.DisplayOrder;\n        await _productService.UpdateProductAsync(associatedProduct);\n\n        return new NullJsonResult();\n    }\n\n    [HttpPost]\n    [CheckPermission(StandardPermission.Catalog.PRODUCTS_CREATE_EDIT_DELETE)]\n    public virtual async Task<IActionResult> AssociatedProductDelete(int id)\n    {\n        //try to get an associated product with the specified id\n        var product = await _productService.GetProductByIdAsync(id)","sourceCodeStart":1994,"sourceCodeEnd":2030,"githubUrl":"https://github.com/nopSolutions/nopCommerce/blob/64bdf2ff08c8b39e65717bcf974fb43dc2ef68f2/src/Presentation/Nop.Web/Areas/Admin/Controllers/ProductController.cs#L1994-L2030","documentation":"Thrown by AssociatedProductUpdate when _productService.GetProductByIdAsync(model.Id) returns null. It is an unhandled ArgumentException surfaced as an HTTP 500 from an admin AJAX endpoint. The endpoint updates the DisplayOrder of a child product under a grouped product. The lookup uses the model.Id posted from the associated-products Kendo grid row.","triggerScenarios":"POST Admin/Product/AssociatedProductUpdate with model.Id for a product that was deleted, or whose ParentGroupedProductId was cleared, before the request landed. Typically a grid row left visible after a concurrent delete or a stale browser tab.","commonSituations":"Two admin users editing the same grouped product; one removes an associated product while the other reorders the list. Bulk import/delete runs between page load and grid update. Tampered or replayed form posts with an old id.","solutions":["Reload the associated-products grid before editing so model.Id matches a live record.","Replace the throw with a null check returning Json(new { success = false }) or an error notification so the AJAX call degrades gracefully.","Add a try/catch filter (or the existing ArgumentException filter) to convert these to a structured JSON error instead of a 500.","Audit for concurrent bulk deletes scheduled against the same grouped product."],"exampleFix":"// before\nvar associatedProduct = await _productService.GetProductByIdAsync(model.Id)\n    ?? throw new ArgumentException(\"No associated product found with the specified id\");\n\n// after\nvar associatedProduct = await _productService.GetProductByIdAsync(model.Id);\nif (associatedProduct == null)\n    return Json(new { success = false, message = await _localizationService.GetResourceAsync(\"Admin.Catalog.Products.AssociatedProducts.NotExist\") });","handlingStrategy":"validation","validationCode":"// In AssociatedProductUpdate, guard before use:\nvar associatedProduct = await _productService.GetProductByIdAsync(model.Id);\nif (associatedProduct == null)\n    return Json(new { success = false, message = \"Associated product no longer exists.\" });","typeGuard":null,"tryCatchPattern":"// Global filter style for all such admin AJAX throws:\ntry { /* action body */ }\ncatch (ArgumentException ex) when (ex.Message.StartsWith(\"No \"))\n{\n    return Json(new { success = false, message = ex.Message });\n}","preventionTips":["Reload grids before inline edits","Avoid concurrent grouped-product editing","Return JSON errors instead of throwing from AJAX endpoints"],"tags":["nopcommerce","aspnet-mvc","admin","ajax","not-found","concurrency","argument-exception"],"backgroundTag":null,"analyzedSha":"64bdf2ff08c8b39e65717bcf974fb43dc2ef68f2","analyzedAt":"2026-08-13T21:19:38.062Z","schemaVersion":2},"datasetVersion":"2026-08-14T05:17:29.042Z"}