Berkeley DB

Common Errors

This page outlines some of the most common problems that people encounter and some suggested courses of action.

• Symptom: Core dumps or garbage returns from random Berkeley DB operations.

  Possible Cause: Failure to zero out DBT structure before issuing request.

  Fix: Before using a DBT, you must initialize all its elements to 0 and then set the ones you are using explicitly.

• Symptom: Random crashes and/or database corruption.

  Possible Cause: Running multiple threads, but did not specify DB_THREAD to DB→open or DBENV→open.

  Fix: Any time you are sharing a handle across multiple threads, you must specify DB_THREAD when you open that handle.

• Symptom: DBENV→open returns EINVAL.

  Possible Cause: The environment home directory is a remote mounted ...