fixes #2271, sqlhtml changing dict, thanks macneiln

2020-03-21 12:11:46 -07:00
parent 1ed5117200
commit 6aff6e1132
1 changed files with 1 additions and 1 deletions
@@ -1330,7 +1330,7 @@ class SQLFORM(FORM):
            # - user not trying to upload a new file
            # - there is existing file and user is not trying to delete it
            # this is because removing the file may not pass validation
-            for key in self.errors.keys():
+            for key in list(self.errors):
                if key in self.table \
                        and self.table[key].type == 'upload' \
                        and request_vars.get(key, None) in (None, '') \