# PB002: non-unique-sparse-initializer-name

**Code:** `PB002`

**Name:** `non-unique-sparse-initializer-name`

**Severity:** error

**Category:** protobuf

**Target:** graph

**Fixable:** No

## Message

Sparse tensor initializer names are not unique.

## Suggestion

Rename the sparse tensor initializers to ensure uniqueness.

## Details

Sparse tensor initializer names within a GraphProto must be unique
across both initializers and sparse initializers.