Getting Error while saving the supplier quotation

Traceback (most recent call last):
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/desk/form/save.py”, line 22, in savedocs
doc.save()
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py”, line 256, in save
return self._save(*args, **kwargs)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py”, line 279, in _save
self.insert()
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py”, line 217, in insert
self._validate_links()
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py”, line 717, in _validate_links
result = d.get_invalid_links(is_submittable=self.meta.is_submittable)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/model/base_document.py”, line 460, in get_invalid_links
values_to_fetch, as_dict=True)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/database.py”, line 450, in get_value
order_by, cache=cache)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/database.py”, line 494, in get_values
out = self._get_values_from_table(fields, filters, doctype, as_dict, debug, order_by, update)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/database.py”, line 626, in _get_values_from_table
as_dict=as_dict, debug=debug, update=update)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/database.py”, line 173, in sql
self._cursor.execute(query, values)
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/cursors.py”, line 165, in execute
result = self._query(query)
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/cursors.py”, line 321, in _query
conn.query(q)
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 860, in query
self._affected_rows = self._read_query_result(unbuffered=unbuffered)
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1061, in _read_query_result
result.read()
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1349, in read
first_packet = self.connection._read_packet()
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1018, in _read_packet
packet.check_error()
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 384, in check_error
err.raise_mysql_exception(self._data)
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/err.py”, line 107, in raise_mysql_exception
raise errorclass(errno, errval)
InternalError: (1054, u"Unknown column ‘gst_hsn_code’ in ‘field list’")

Traceback (most recent call last):
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/app.py”, line 62, in application
response = frappe.handler.handle()
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/handler.py”, line 22, in handle
data = execute_cmd(cmd)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/handler.py”, line 53, in execute_cmd
return frappe.call(method, **frappe.form_dict)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/init.py”, line 939, in call
return fn(*args, **newargs)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/desk/form/save.py”, line 22, in savedocs
doc.save()
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py”, line 256, in save
return self._save(*args, **kwargs)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py”, line 279, in _save
self.insert()
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py”, line 217, in insert
self._validate_links()
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py”, line 717, in _validate_links
result = d.get_invalid_links(is_submittable=self.meta.is_submittable)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/model/base_document.py”, line 460, in get_invalid_links
values_to_fetch, as_dict=True)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/database.py”, line 450, in get_value
order_by, cache=cache)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/database.py”, line 494, in get_values
out = self._get_values_from_table(fields, filters, doctype, as_dict, debug, order_by, update)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/database.py”, line 626, in _get_values_from_table
as_dict=as_dict, debug=debug, update=update)
File “/home/ubuntu/frappe-bench/apps/frappe/frappe/database.py”, line 173, in sql
self._cursor.execute(query, values)
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/cursors.py”, line 165, in execute
result = self._query(query)
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/cursors.py”, line 321, in _query
conn.query(q)
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 860, in query
self._affected_rows = self._read_query_result(unbuffered=unbuffered)
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1061, in _read_query_result
result.read()
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1349, in read
first_packet = self.connection._read_packet()
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1018, in _read_packet
packet.check_error()
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 384, in check_error
err.raise_mysql_exception(self._data)
File “/home/ubuntu/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/err.py”, line 107, in raise_mysql_exception
raise errorclass(errno, errval)
InternalError: (1054, u"Unknown column ‘gst_hsn_code’ in ‘field list’")

Any line of code is missing ? please help me out

Go to customize Form–>Supplier quotation item–> delete field gst_hsn_code