[FIX] web,product_matrix: Do not trigger event on parents.

X-original-commit: 127a75ed5c746291f9b0b7466d8935c83abc32a0

1 files changed, 2 insertions, 2 deletions

diff --git a/addons/web/static/src/js/fields/relational_fields.js b/addons/web/static/src/js/fields/relational_fields.js
index 49fe8cff00d..51a9c434589 100644
--- a/addons/web/static/src/js/fields/relational_fields.js
+++ b/addons/web/static/src/js/fields/relational_fields.js
@@ -1108,7 +1108,7 @@ var FieldX2Many = AbstractField.extend({
             // 'UPDATE' commands with no data can be ignored: they occur in
             // one2manys when the record is updated from a dialog and in this
             // case, we can re-render the whole subview.
-            if (command.operation === 'UPDATE' && command.data) {
+            if (command && command.operation === 'UPDATE' && command.data) {
                 var state = record.data[this.name];
                 var fieldNames = state.getFieldNames();
                 this._reset(record, ev);
@@ -1714,7 +1714,7 @@ var FieldOne2Many = FieldX2Many.extend({
         var self = this;
         return this._super.apply(this, arguments).then(function () {
             if (ev && ev.target === self && ev.data.changes && self.view.arch.tag === 'tree') {
-                if (ev.data.changes[self.name].operation === 'CREATE') {
+                if (ev.data.changes[self.name] && ev.data.changes[self.name].operation === 'CREATE') {
                     var index = 0;
                     if (self.editable !== 'top') {
                         index = self.value.data.length - 1;