The explanation is likely that class(x) returns a character vector of
length > 1.
If you go into the code you can achieve what is probably intended without
triggering this error by replacing that statement with the following:
if (inherits(x,"netmeta")) ...
HTH,
Eric
On Mon, Jan 6, 2025 at 9:57?AM Miland Joshi <miland_j at hotmail.com>
wrote:
> I succeeded in getting netmetabin to work, but when trying to use
> direct.evidence.plot I ran into a problem:
>
> > nb1evid <- direct.evidence.plot(nb1)
> Error in if (class(x) != "netmeta") { : the condition has length
> 1
>
> I tried updating netmeta and dmetar (and dmetafor) from R, but the problem
> remains.
> Has anyone come across this, and could it be a bug?
>
> Regards
> Miland Joshi
>
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>
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