id,summary,reporter,owner,description,type,status,component,version,severity,resolution,keywords,cc,stage,has_patch,needs_docs,needs_tests,needs_better_patch,easy,ui_ux 28859,Oracle OCI library hides NO_DATA_FOUND exception from database with Oracle backend.,Jani Tiainen,Mariusz Felisiak,"Attached minimal project to demonstrate the problem. Traceback from Django: {{{ Traceback (most recent call last): File ""/home/jtiai/projects/django-oracle-bug/django_oracle_bug/django_oracle_bug/tests.py"", line 6, in test_trigger_failure obj = MyModel.objects.create() File ""/home/jtiai/.pyenv/versions/django-oracle-bug/lib/python3.6/site-packages/django/db/models/manager.py"", line 85, in manager_method return getattr(self.get_queryset(), name)(*args, **kwargs) File ""/home/jtiai/.pyenv/versions/django-oracle-bug/lib/python3.6/site-packages/django/db/models/query.py"", line 394, in create obj.save(force_insert=True, using=self.db) File ""/home/jtiai/.pyenv/versions/django-oracle-bug/lib/python3.6/site-packages/django/db/models/base.py"", line 808, in save force_update=force_update, update_fields=update_fields) File ""/home/jtiai/.pyenv/versions/django-oracle-bug/lib/python3.6/site-packages/django/db/models/base.py"", line 838, in save_base updated = self._save_table(raw, cls, force_insert, force_update, using, update_fields) File ""/home/jtiai/.pyenv/versions/django-oracle-bug/lib/python3.6/site-packages/django/db/models/base.py"", line 924, in _save_table result = self._do_insert(cls._base_manager, using, fields, update_pk, raw) File ""/home/jtiai/.pyenv/versions/django-oracle-bug/lib/python3.6/site-packages/django/db/models/base.py"", line 963, in _do_insert using=using, raw=raw) File ""/home/jtiai/.pyenv/versions/django-oracle-bug/lib/python3.6/site-packages/django/db/models/manager.py"", line 85, in manager_method return getattr(self.get_queryset(), name)(*args, **kwargs) File ""/home/jtiai/.pyenv/versions/django-oracle-bug/lib/python3.6/site-packages/django/db/models/query.py"", line 1076, in _insert return query.get_compiler(using=using).execute_sql(return_id) File ""/home/jtiai/.pyenv/versions/django-oracle-bug/lib/python3.6/site-packages/django/db/models/sql/compiler.py"", line 1114, in execute_sql return self.connection.ops.fetch_returned_insert_id(cursor) File ""/home/jtiai/.pyenv/versions/django-oracle-bug/lib/python3.6/site-packages/django/db/backends/oracle/operations.py"", line 245, in fetch_returned_insert_id return int(cursor._insert_id_var.getvalue()) TypeError: int() argument must be a string, a bytes-like object or a number, not 'NoneType' }}} Real error that happend: {{{ ORA-01403: no data found ORA-06512: at ""ORA_TEST.TG_FAILING"", line 4 ORA-04088: error during execution of trigger 'ORA_TEST.TG_FAILING' }}}",Bug,closed,"Database layer (models, ORM)",dev,Normal,fixed,oracle,,Ready for checkin,1,0,0,0,0,0