On Wed, 2 Jul 2003, Jan-Pieter Cornet wrote:

> When connecting via DBD::Proxy from a client with DBI-1.37, to a
> server running DBI-1.35, I get the following warning on connect
> [on one long line, but wrapped here to not upset MUAs]:
> 
>     DBD::Proxy::db STORE failed: Server returned error: Failed to
>     execute method CallMethod: Can't set
>     DBI::ProxyServer::db=HASH(0x8364d50)->{Username}: unrecognised
>     attribute or invalid value at
>     /usr/lib/perl5/site_perl/5.6.0/RPC/PlServer.pm line 332

I will take a look at this, but wasn't aware that any attributes had been 
added in 1.37.  Tim, was this your patch?

> And on disconnect, I get another warning [again, wrapped]:
> 
>     DBD::Proxy::db disconnect failed: Server returned error: Failed to
>     execute method CallMethod: Not permitted for method disconnect of
>     class DBI::ProxyServer::db at
>     /usr/lib/perl5/site_perl/5.6.0/RPC/PlServer.pm line 328.
> 
> The proxied connection itself seems to be working fine.

You can blame me for this one!  I will work up a patch to prevent 
the client from trying a remote disconnect on servers which do not support 
it.  My bad.

> When I downgrade DBI to DBI-1.35 on the client, the warning goes away
> (I can't easily upgrade the server to test if that'd remove the
> warning too).
> 
> At first glance, this seems to be caused by the change in DBI-1.36 to
> add $attr->{Username} and $dbh->{Username}, or at least the connect
> warning is.
> 
> It might be a good idea to fix this in a backward-compatible way. I'm
> sure that mixing DBI versions is more likely to occur. The easiest fix
> seems to be to just suppress this particular error in the DBD::Proxy, if
> the warnings are otherwise harmless.

Agreed.  This one probably slipped through the cracks...

Steve

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