diff --git a/frappe/public/js/frappe/form/controls/base_input.js b/frappe/public/js/frappe/form/controls/base_input.js
index 2e29cc79a9..c77565f2c7 100644
--- a/frappe/public/js/frappe/form/controls/base_input.js
+++ b/frappe/public/js/frappe/form/controls/base_input.js
@@ -217,7 +217,7 @@ frappe.ui.form.ControlInput = class ControlInput extends frappe.ui.form.Control
 		let invalid = !!this.df.invalid;
 		if (this.grid) {
 			this.$wrapper.parents(".grid-static-col").toggleClass("invalid", invalid);
-			this.$input.toggleClass("invalid", invalid);
+			this.$input?.toggleClass("invalid", invalid);
 			this.grid_row.columns[this.df.fieldname].is_invalid = invalid;
 		} else {
 			this.$wrapper.toggleClass("has-error", invalid);