# SignatureEnvelope Errors

## `SignatureEnvelope.CoercionError`

Error thrown when a signature envelope cannot be coerced to a valid type.

**Source:** [src/tempo/SignatureEnvelope.ts](https://github.com/wevm/ox/blob/main/src/tempo/SignatureEnvelope.ts#L1794)

## `SignatureEnvelope.InvalidMultisigApprovalError`

Error thrown when a native multisig owner approval is invalid.

**Source:** [src/tempo/SignatureEnvelope.ts](https://github.com/wevm/ox/blob/main/src/tempo/SignatureEnvelope.ts#L1794)

## `SignatureEnvelope.InvalidSerializedError`

Error thrown when a serialized signature envelope cannot be deserialized.

**Source:** [src/tempo/SignatureEnvelope.ts](https://github.com/wevm/ox/blob/main/src/tempo/SignatureEnvelope.ts#L1794)

## `SignatureEnvelope.MissingPropertiesError`

Error thrown when a signature envelope is missing required properties.

**Source:** [src/tempo/SignatureEnvelope.ts](https://github.com/wevm/ox/blob/main/src/tempo/SignatureEnvelope.ts#L1794)

## `SignatureEnvelope.VerificationError`

Error thrown when a signature envelope fails to verify.

**Source:** [src/tempo/SignatureEnvelope.ts](https://github.com/wevm/ox/blob/main/src/tempo/SignatureEnvelope.ts#L1794)