diff --git a/erpnext/accounts/doctype/gl_closing/gl_closing.py b/erpnext/accounts/doctype/gl_closing/gl_closing.py
index 1316c1c858b1..62ec10da9d08 100644
--- a/erpnext/accounts/doctype/gl_closing/gl_closing.py
+++ b/erpnext/accounts/doctype/gl_closing/gl_closing.py
@@ -104,10 +104,17 @@ def get_merge():
         .run(as_dict=True)
     )
     return data
+
+
 @frappe.whitelist(allow_guest=True)
 def get_account_settings():
-    acs = frappe.get_all("Accounts Closing Table", fields=["company", "frozen_accounts_modifier"])
+    if frappe.db.table_exists("Accounts Closing Table"):
+        acs = frappe.get_all("Accounts Closing Table", fields=["company", "frozen_accounts_modifier"])
+    else:
+        acs = []
     return acs
+
+
 @frappe.whitelist(allow_guest=True)
 def get_user_roles():
     user = frappe.session.user
diff --git a/erpnext/accounts/report/budget_variance_report/budget_variance_report.py b/erpnext/accounts/report/budget_variance_report/budget_variance_report.py
index e540aa9993c8..dec189da4185 100644
--- a/erpnext/accounts/report/budget_variance_report/budget_variance_report.py
+++ b/erpnext/accounts/report/budget_variance_report/budget_variance_report.py
@@ -240,8 +240,8 @@ def get_actual_details(name, filters):
 	if filters.get("budget_against") == "Cost Center":
 		cc_lft, cc_rgt = frappe.db.get_value("Cost Center", name, ["lft", "rgt"])
 		cond = f"""
-				and lft >= "{cc_lft}"
-				and rgt <= "{cc_rgt}"
+				and lft >= {cc_lft}
+				and rgt <= {cc_rgt}
 			"""
 
 	ac_details = frappe.db.sql(
@@ -251,8 +251,8 @@ def get_actual_details(name, filters):
 				gl.debit,
 				gl.credit,
 				gl.fiscal_year,
-				MONTHNAME(gl.posting_date) as month_name,
-				b.{budget_against} as budget_against
+				TO_CHAR(gl.posting_date, 'Month') AS month_name,
+				(ARRAY_AGG(b.{budget_against}))[1] as budget_against
 			from
 				`tabGL Entry` gl,
 				`tabBudget Account` ba,
diff --git a/erpnext/accounts/report/item_wise_sales_register/item_wise_sales_register.py b/erpnext/accounts/report/item_wise_sales_register/item_wise_sales_register.py
index 0a55ae273a43..1a6bcb3bd633 100644
--- a/erpnext/accounts/report/item_wise_sales_register/item_wise_sales_register.py
+++ b/erpnext/accounts/report/item_wise_sales_register/item_wise_sales_register.py
@@ -810,13 +810,25 @@ def get_group_by_and_display_fields(filters):
 
 
 def add_sub_total_row(item, total_row_map, group_by_value, tax_columns):
-	total_row = total_row_map.get(group_by_value)
-	total_row["stock_qty"] += item["stock_qty"]
-	total_row["amount"] += item["amount"]
-	total_row["total_tax"] += item["total_tax"]
-	total_row["total"] += item["total"]
-	total_row["percent_gt"] += item["percent_gt"]
-
-	for tax in tax_columns:
-		total_row.setdefault(frappe.scrub(tax + " Amount"), 0.0)
-		total_row[frappe.scrub(tax + " Amount")] += flt(item[frappe.scrub(tax + " Amount")])
+    if group_by_value not in total_row_map:
+        total_row_map[group_by_value] = {
+            "stock_qty": 0.0,
+            "amount": 0.0,
+            "total_tax": 0.0,
+            "total": 0.0,
+            "percent_gt": 0.0
+        }
+    
+    total_row = total_row_map.get(group_by_value)
+    
+    total_row["stock_qty"] += item.get("stock_qty", 0)
+    total_row["amount"] += item.get("amount", 0)
+    total_row["total_tax"] += item.get("total_tax", 0)
+    total_row["total"] += item.get("total", 0)
+    total_row["percent_gt"] += item.get("percent_gt", 0)
+
+    for tax in tax_columns:
+        tax_amount_field = frappe.scrub(tax + " Amount")
+        total_row.setdefault(tax_amount_field, 0.0)
+        total_row[tax_amount_field] += item.get(tax_amount_field, 0.0)
+