- vlib_cli_output(vm, "%U", format_bier_imp, bii, 1,
- BIER_SHOW_DETAIL);
+ if (pool_is_free_index(bier_imp_pool, bii))
+ {
+ vlib_cli_output(vm, "No such BIER imposition: %d", bii);
+ }
+ else
+ {
+ vlib_cli_output(vm, "%U", format_bier_imp, bii, 1,
+ BIER_SHOW_DETAIL);
+ }