Please install and use psycopg2. There are known issues with pg8000. On Tuesday, 6 February 2018 08:17:51 UTC-6, Simona Chovancová wrote: > > solved, ran worker in different application than the task was sent from > > On Tuesday, February 6, 2018 at 2:34:24 PM UTC+1, Simona Chovancová wrote: >> >> Hello, >> >> I'm having trouble using the scheduler. I have managed to set it up to >> queue tasks and successfully complete them. Although, that only works if I >> do not use database. If I include db in function that is tasked, I get this: >> >> Traceback (most recent call last): >> File "/srv/www/web2py/gluon/shell.py", line 273, in run >> exec(python_code, _env) >> File "<string>", line 1, in <module> >> File "/srv/www/web2py/gluon/scheduler.py", line 735, in loop >> self.wrapped_report_task(task, self.async(task)) >> File "/srv/www/web2py/gluon/scheduler.py", line 889, in >> wrapped_report_task >> db.rollback() >> File "/srv/www/web2py/gluon/packages/dal/pydal/base.py", line 956, in >> rollback >> self._adapter.rollback() >> File "/srv/www/web2py/gluon/packages/dal/pydal/adapters/base.py", line >> 1342, in rollback >> return self.connection.rollback() >> File "/srv/www/web2py/gluon/contrib/pg8000/core.py", line 1429, in >> rollback >> self.execute(self._cursor, "rollback", None) >> File "/srv/www/web2py/gluon/contrib/pg8000/core.py", line 1626, in >> execute >> self.handle_messages(cursor) >> File "/srv/www/web2py/gluon/contrib/pg8000/core.py", line 1774, in >> handle_messages >> raise self.error >> ProgrammingError: ('ERROR', '42P05', 'prepared statement >> "pg8000_statement_13" already exists') >> >> Also, if I do just simple inserts like db.table.insert(something="abc"), >> I also include db.commit(), I get this error: >> >> Database drivers available: sqlite3, imaplib, pymysql, pg8000 >> starting single-scheduler for "myapp"... >> ERROR:web2py.scheduler.servername#3711: error storing result >> >> >> Can someone please point me to the right direction? >> Thanks >> >
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