fixes to about us

webnotes/db.py

@@ -341,11 +341,12 @@ class Database:
 			if self.sql("select value from tabSingles where field=%s and doctype=%s", (field, dt)):
 				self.sql("""update tabSingles set value=%s where field=%s and doctype=%s""", 
 					(val, field, dt))
-				self.sql("""update tabSingles set value=%s where field="modified" and doctype=%s""", 
-					(now(), dt))
 			else:
 				self.sql("""insert into tabSingles(doctype, field, value) 
-					values (%s, %s, %s), (%s, "modified", %s)""", (dt, field, val, dt, modified or now()))
+					values (%s, %s, %s)""", (dt, field, val, ))
+					
+			if field!="modified":
+				self.set_value(dt, dn, "modified", modified or now())
 				
 	def set(self, doc, field, val):
 		from webnotes.utils import now

webnotes/model/bean.py

@@ -114,6 +114,8 @@ class Bean:
 		if not cint(self.doc.fields.get('__islocal')):
 			if is_single(self.doc.doctype):
 				modified = webnotes.conn.get_value(self.doc.doctype, self.doc.name, "modified")
+				if isinstance(modified, list):
+					modified = modified[0]
 				if cstr(modified) and cstr(modified) != cstr(self.doc.modified):
 					conflict = True
 			else: