Please check your server logs or contact tech support.Server Error:

InternalError: (1054, u"Unknown column 'contact_number ’ in ‘field list’")

this Error occurs data saving time how can i solve it.

Please share the full traceback

Traceback (most recent call last):
File “/home/dell/frappe-bench/apps/frappe/frappe/desk/form/save.py”, line 22, in savedocs
doc.save()
File “/home/dell/frappe-bench/apps/frappe/frappe/model/document.py”, line 256, in save
return self._save(*args, **kwargs)
File “/home/dell/frappe-bench/apps/frappe/frappe/model/document.py”, line 279, in _save
self.insert()
File “/home/dell/frappe-bench/apps/frappe/frappe/model/document.py”, line 230, in insert
self.db_insert()
File “/home/dell/frappe-bench/apps/frappe/frappe/model/base_document.py”, line 303, in db_insert
), list(d.values()))
File “/home/dell/frappe-bench/apps/frappe/frappe/database.py”, line 166, in sql
self._cursor.execute(query, values)
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/cursors.py”, line 166, in execute
result = self._query(query)
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/cursors.py”, line 322, in _query
conn.query(q)
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 856, in query
self._affected_rows = self._read_query_result(unbuffered=unbuffered)
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1057, in _read_query_result
result.read()
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1340, in read
first_packet = self.connection._read_packet()
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1014, in _read_packet
packet.check_error()
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 393, in check_error
err.raise_mysql_exception(self._data)
File “/home/dell/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 'contact_number ’ in ‘field list’")

Traceback (most recent call last):
File “/home/dell/frappe-bench/apps/frappe/frappe/app.py”, line 62, in application
response = frappe.handler.handle()
File “/home/dell/frappe-bench/apps/frappe/frappe/handler.py”, line 22, in handle
data = execute_cmd(cmd)
File “/home/dell/frappe-bench/apps/frappe/frappe/handler.py”, line 53, in execute_cmd
return frappe.call(method, **frappe.form_dict)
File “/home/dell/frappe-bench/apps/frappe/frappe/init.py”, line 939, in call
return fn(*args, **newargs)
File “/home/dell/frappe-bench/apps/frappe/frappe/desk/form/save.py”, line 22, in savedocs
doc.save()
File “/home/dell/frappe-bench/apps/frappe/frappe/model/document.py”, line 256, in save
return self._save(*args, **kwargs)
File “/home/dell/frappe-bench/apps/frappe/frappe/model/document.py”, line 279, in _save
self.insert()
File “/home/dell/frappe-bench/apps/frappe/frappe/model/document.py”, line 230, in insert
self.db_insert()
File “/home/dell/frappe-bench/apps/frappe/frappe/model/base_document.py”, line 303, in db_insert
), list(d.values()))
File “/home/dell/frappe-bench/apps/frappe/frappe/database.py”, line 166, in sql
self._cursor.execute(query, values)
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/cursors.py”, line 166, in execute
result = self._query(query)
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/cursors.py”, line 322, in _query
conn.query(q)
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 856, in query
self._affected_rows = self._read_query_result(unbuffered=unbuffered)
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1057, in _read_query_result
result.read()
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1340, in read
first_packet = self.connection._read_packet()
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 1014, in _read_packet
packet.check_error()
File “/home/dell/frappe-bench/env/local/lib/python2.7/site-packages/pymysql/connections.py”, line 393, in check_error
err.raise_mysql_exception(self._data)
File “/home/dell/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 'contact_number ’ in ‘field list’")

Which document are you trying to save?

my module name called project. i want save some fields like project name, company name, contact person, etc …
i conn’t save those field values. show this message.

“Contact Number” is not a standard field in the Project doctype. Have you created any custom field named “contact_number”? If yes, try to save that custom field again.

thank you sir i solve it. thanks for ur guide