Seaquel
SQLite error code

SQLITE_IOERR_MMAP

SQLITE_IOERR_MMAP is SQLite result code 6154, an extended code of SQLITE_IOERR.

Result code6154
NameSQLITE_IOERR_MMAP
Primary codeSQLITE_IOERR

What it means

The SQLITE_IOERR_MMAP error code is an extended error code for SQLITE_IOERR indicating an I/O error within the xFetch or xUnfetch methods on the sqlite3_io_methods object while trying to map or unmap part of the database file into the process address space.

Source: SQLite Result and Error Codes