You can watch this informational video to resolve SQLite Database is locked error and unlock the SQLite Database.Īs I’ve given you all the possible reasons which can create blunders in your application and database. My recommendation is to go for the SQLite Database Repair Utility which can easily fix most of the database errors with zero data alterations. So it’s better to go for an automated solution which can do the job without any data loss. It becomes more dreadful if the database gets altered or deleted during these processes. As I’ve mentioned there are multiple ways to unlock SQLite Database but each of the steps got its own pros and cons. The real trouble with the database is this error. An Automated Solutioin to Unlock SQLite Database To remove this error, you can increase the timeout value from the timeout database option. If it detects that a thread is waiting for a lock for more than default time(5 seconds), it stops the process and we face SQLite database is locked error. To remove this issue, SQLite has a lock timeout. In the worst-case scenario, several threads can deadlock while waiting for each other’s completion. If a transaction takes too much time then it can make other threads block from accessing the database. By doing so you can also ensure that the transactions are not long-lived.
#Repair sqlite database code#
So rewriting the code for reducing concurrency can help to unlock SQLite Database. Whenever we try to make the database handle concurrency more than the default configuration we face errors. SQLite is a “lite” database for real-world implementation. This way you can easily fix SQLite Database is locked error. Then delete the old database file and you are good to go. Now just swap the old file with this new file and execute the further script.Īfter the execution of the above script just check that the database is open allowing for both Read and Write. In the same directory, you will get the newly created backup file.
Note:- Here, db.SQLite is meant to be a SQLite database file. When the backup is created, just replace the original one with the backup copy. To remove the error code 5 from SQLite database, the best way is to create a backup of the database having no locks. It becomes really annoying whenever this SQLite_locked error occurs but using some of the mentioned methods, you can easily unlock SQLite database.
#Repair sqlite database how to#
How to Fix SQLite Database is Locked Error On the other hand, SQLite_busy points to a state when two transactions are running on different database connections and they have conflicted on different processes.
SQLite_locked represents a situation when there is a dispute between two transactions running on the same database connection. There is a huge confusion between SQLite_locked and SQLite_busy.
SQLite is a relational database management system which is contained in a C library. So in this “How to” article we will get to know how to fix Operational Error Code 5. Whenever we try to develop an application with SQLite, we often get an error SQLite Database is Locked. Last updated on July 22nd, 2021 at 12:47 pm
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