python runtime_error ai_generated true

此会话处于“关闭”状态。无法在此事务中发出更多 SQL。

sqlalchemy.exc.InvalidRequestError: This session is in 'closed' state. No further SQL can be emitted within this transaction.

ID: python/sqlalchemy-exc-invalid-request-query-on-closed-session

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80%修复率
84%置信度
0证据数
2025-10-05首次发现

版本兼容性

版本状态引入弃用备注
3.x active — — —

根因分析

尝试在已明确关闭或事务已结束的会话上执行查询。

English

Attempting to execute a query on a session that has been explicitly closed or has ended its transaction.

generic

解决方案

  1. 95% 成功率 Create new session 
    Create a new session instance: new_session = Session(); new_session.query(User).all()
  2. 85% 成功率 Check session is_active 
    Ensure the session is not closed prematurely by checking session.is_active before queries.

无效尝试

常见但无效的做法:

  1. Trying to reopen session 80% 失败

  2. Using non-existent method 90% 失败