{"record":{"id":"fc834f981cb7575c","repo":"zed-industries/zed","slug":"could-not-create-fallback-in-memory-db","errorCode":null,"errorMessage":"Could not create fallback in memory db","messagePattern":"Could not create fallback in memory db","errorType":"panic","errorClass":null,"httpStatus":null,"severity":"error","filePath":"crates/sqlez/src/connection.rs","lineNumber":77,"sourceCode":"            SQLITE_OPEN_CREATE | SQLITE_OPEN_NOMUTEX | SQLITE_OPEN_READWRITE,\n        )\n    }\n\n    /// Attempts to open the database at uri. If it fails, a shared memory db will be opened\n    /// instead.\n    pub fn open_file(uri: &str) -> Self {\n        Self::open(uri, true).unwrap_or_else(|_| Self::open_memory(Some(uri)))\n    }\n\n    pub fn open_memory(uri: Option<&str>) -> Self {\n        if let Some(uri) = uri {\n            let in_memory_path = format!(\"file:{}?mode=memory&cache=shared\", uri);\n            return Self::open_with_flags(\n                &in_memory_path,\n                false,\n                SQLITE_OPEN_CREATE | SQLITE_OPEN_NOMUTEX | SQLITE_OPEN_READWRITE | SQLITE_OPEN_URI,\n            )\n            .expect(\"Could not create fallback in memory db\");\n        } else {\n            Self::open(\":memory:\", false).expect(\"Could not create fallback in memory db\")\n        }\n    }\n\n    pub fn persistent(&self) -> bool {\n        self.persistent\n    }\n\n    pub fn can_write(&self) -> bool {\n        *self.write.borrow()\n    }\n\n    pub fn backup_main(&self, destination: &Connection) -> Result<()> {\n        unsafe {\n            let backup = sqlite3_backup_init(\n                destination.sqlite3,\n                CString::new(\"main\")?.as_ptr(),","sourceCodeStart":59,"sourceCodeEnd":95,"githubUrl":"https://github.com/zed-industries/zed/blob/9d272b036335401f339d024ea94968fd51016c40/crates/sqlez/src/connection.rs#L59-L95","documentation":"open_memory could not open even the fallback shared in-memory SQLite database (file:<uri>?mode=memory&cache=shared). This means SQLite itself cannot be initialized — severe environment problems such as no available memory or a broken SQLite build.","triggerScenarios":"Thrown at crates/sqlez/src/connection.rs:68 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Check available memory and SQLite library integrity","Inspect the underlying sqlite open error code","Log and disable persistence features instead of crashing"],"exampleFix":null,"handlingStrategy":"fallback","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"9d272b036335401f339d024ea94968fd51016c40","analyzedAt":"2026-08-20T19:29:52.058Z","contentChangedAt":"2026-08-20T19:29:52.058Z","schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}