Re: [PATCH v13 0/1] MR8778: sane.ds: Adding a window for loading and saving the scanner configuration

[Esme Povirk (＠madewokherd)]

Esme Povirk (@madewokherd) commented about dlls/sane.ds/ui.c:
>  if (rc != TWCC_SUCCESS)
>  {
>      ERR("Unable to read number of options\n");
> -
>    return FALSE;
> -
>    optcount = gOptCount;

What situation causes this failure, and why is using a previous cached value OK?