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1. DATABASE DISK IMAGE IS MALFORMED SQLITE REPAIR HOW TO
2. DATABASE DISK IMAGE IS MALFORMED SQLITE REPAIR UPDATE
3. DATABASE DISK IMAGE IS MALFORMED SQLITE REPAIR CODE

I haven’t done a public-facing writeup on this, but this public-facing writeup shows how to solve a harder version of the same bug.

DATABASE DISK IMAGE IS MALFORMED SQLITE REPAIR CODE

Here was my fix, which didn’t touch SQLite code at all and instead ensured that, in this code, writes to a file descriptor only happen on the thread that will close the file descriptor. I then searched for "stop" to find the code that caused the issue.

DATABASE DISK IMAGE IS MALFORMED SQLITE REPAIR UPDATE

It may result from a corrupted yumdb : possibly caused by an impediment of the yum update process or package installation. Reading this corrupted area as a sequence of bytes, I saw that someone had written the C string "stop" to the DB, causing the corruption. Occasionally while installing a package or updating your system using YUM, you may encounter the error: database disk image is malformed. GDB showed me that an int had a value of 115, which was impossible if only SQLite were writing to the DB file. I then compiled it with all optimizations off, and stepped through it with GDB. Thanks redlegoman meanwhile I figured out annother way (inspired by the posts of eddriesen and antoweb76. With some further digging I found this problem: Core Data and iOS 7: Different. I was able to debug this issue by writing a C program that ran PRAGMA integrity_check on my DB. And the output was: SQLite Step Failed: database disk image is malformed SQLite Prepare Failed: unable to identify the object to be reindexed - Query: reindex nodes SQLite Prepare Failed: unable to identify the object to be reindexed - Query: reindex pristine. Bug Description Unhandled Promise Rejection Error: SQLITECORRUPT: database disk image is malformed People had the same issue in 2972 but it was prematurely closed before resolution a few days ago. When you write to a closed file descriptor, you’re playing Russian Roulette with the files you currently have open, and there’s a chance you’ll write unspecified data to an unspecified place in your SQLite DB, instead of writing to the file you wanted to write to.

The root cause of the corruption was that unrelated code in HHVM was sometimes writing to a closed file descriptor. Are you facing error 'SQLite Database Disk Image Is Malformed' then learn how to fix this error in an efficient way with this helpful blog.