# PB012: unsorted-sparse-indices

**Code:** `PB012`

**Name:** `unsorted-sparse-indices`

**Severity:** error

**Category:** protobuf

**Target:** value

**Fixable:** No

## Message

Sparse tensor indices are not sorted.

## Suggestion

Sort the sparse tensor indices.

## Details

Indices in a SparseTensorProto must be in sorted order.