diff --git a/erpnext/accounts/doctype/journal_entry/journal_entry.js b/erpnext/accounts/doctype/journal_entry/journal_entry.js
index 7af41f398ad..763e2e6992c 100644
--- a/erpnext/accounts/doctype/journal_entry/journal_entry.js
+++ b/erpnext/accounts/doctype/journal_entry/journal_entry.js
@@ -173,8 +173,8 @@ frappe.ui.form.on("Journal Entry", {
 var update_jv_details = function(doc, r) {
 	$.each(r, function(i, d) {
 		var row = frappe.model.add_child(doc, "Journal Entry Account", "accounts");
-		row.account = d.account;
-		row.balance = d.balance;
+		frappe.model.set_value(row.doctype, row.name, "account", d.account)
+		frappe.model.set_value(row.doctype, row.name, "balance", d.balance)
 	});
 	refresh_field("accounts");
 }
diff --git a/erpnext/stock/doctype/repost_item_valuation/repost_item_valuation.py b/erpnext/stock/doctype/repost_item_valuation/repost_item_valuation.py
index c4705246b3c..d6f9bae5da2 100644
--- a/erpnext/stock/doctype/repost_item_valuation/repost_item_valuation.py
+++ b/erpnext/stock/doctype/repost_item_valuation/repost_item_valuation.py
@@ -128,6 +128,9 @@ def repost(doc):
 		if not frappe.db.exists("Repost Item Valuation", doc.name):
 			return
 
+		# This is to avoid TooManyWritesError in case of large reposts
+		frappe.db.MAX_WRITES_PER_TRANSACTION *= 4
+
 		doc.set_status("In Progress")
 		if not frappe.flags.in_test:
 			frappe.db.commit()