From 05fed9e352f0f1d4f81821d64547412cd93ed90a Mon Sep 17 00:00:00 2001
From: viralkansodiya15 <98073516+viralpatel15@users.noreply.github.com>
Date: Sun, 5 Nov 2023 11:54:39 +0530
Subject: [PATCH] fix: list index out of range (#37880)

* fix: list index out of range

* fix: changes in error message

* fix: change error message and date comparision

* fix: change a return a value when disposal date is equal to available for use date

* fix: changes to fix linter test failing
---
 erpnext/assets/doctype/asset/depreciation.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/erpnext/assets/doctype/asset/depreciation.py b/erpnext/assets/doctype/asset/depreciation.py
index f5fd5d60221c..8e5658e318e8 100644
--- a/erpnext/assets/doctype/asset/depreciation.py
+++ b/erpnext/assets/doctype/asset/depreciation.py
@@ -740,6 +740,15 @@ def get_disposal_account_and_cost_center(company):
 def get_value_after_depreciation_on_disposal_date(asset, disposal_date, finance_book=None):
 	asset_doc = frappe.get_doc("Asset", asset)
 
+	if asset_doc.available_for_use_date > getdate(disposal_date):
+		frappe.throw(
+			"Disposal date {0} cannot be before available for use date {1} of the asset.".format(
+				disposal_date, asset_doc.available_for_use_date
+			)
+		)
+	elif asset_doc.available_for_use_date == getdate(disposal_date):
+		return flt(asset_doc.gross_purchase_amount - asset_doc.opening_accumulated_depreciation)
+
 	if asset_doc.calculate_depreciation:
 		asset_doc.prepare_depreciation_data(getdate(disposal_date))