Fix E0080: Evaluation of Constant Value Failed

Wed, 10 Jun 2026 00:44:04 +0800

1. Symptoms

The Rust compiler produces error E0080 when it encounters a constant expression that cannot be evaluated at compile time. This error manifests in several distinct ways that you should recognize.

Primary Error Message:

error[E0080]: evaluation of constant value failed –> src/main.rs:X:Y | X | const VALUE: Type = expression; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ attempt to compute value that was never initialized


**Common Variants:**

error[E0080]: evaluation of constant value failed –> src/main.rs:X:Y | X | const VALUE: u32 = 10 / 0; | ^ attempt to divide by zero

Error-E0080 on ErrorVault — Developer Error Code Dictionary

Fix E0080: Evaluation of Constant Value Failed

1. Symptoms

Primary Error Message: