Some Android models have appeared on Samsung S3, and sqlite is inexplicably locked.

When I used Android Samsung S3 for development today, I found that the database is always locked and other models are not locked. I found that the folder where the database is located, A file with the same name as the db file contains an inexplicable file ending with-journal. It is suspected that this is the cause, so you can determine whether the file exists in the program, if it exists, it is deleted. As a result, this situation is frequently locked. Although I don't know why, I still solve the problem. record it.

Sqlite Error inserting Into tb

For example: