In this post, you’ll learn about the SQLite Error Message 520 SQLITE_READONLY_CANTLOCK and the reason why you are receiving the error message when you are working with the SQLite database
How does this SQLite Error Message Look like?
520 – SQLITE_READONLY_CANTLOCK
Why do you receive this Error in SQLite?
The SQLITE_READONLY_CANTLOCK error code is an extended error code for SQLITE_READONLY. The SQLITE_READONLY_CANTLOCK error code indicates that SQLite is unable to obtain a read lock on a WAL mode database because the shared-memory file associated with that database is read-only.