https://errorvault.dev/tags/e0261/ Recent content in E0261 on ErrorVault — Developer Error Code Dictionary Hugo en-us Sun, 02 Aug 2026 17:32:04 +0800 https://errorvault.dev/rust/rust-e0261-field-of-struct-is-private/ Sun, 02 Aug 2026 17:32:04 +0800 https://errorvault.dev/rust/rust-e0261-field-of-struct-is-private/ <h2 id="1-symptoms">1. Symptoms</h2> <p>When you attempt to access a struct field that is not marked as public, the Rust compiler halts compilation and emits error E0261. The error message clearly identifies both the field name and the struct to which it belongs. The diagnostic output includes the exact location of the attempted access and specifies that the field is private to its defining module.</p> <p>Consider a scenario where you have defined a configuration structure in a module and are trying to initialize or read its fields from another module:</p>