Daniel E. Shipton wrote:
> I am running into a segfault when cloning nodes in OpenSG2.
>
> I have a line that looks like:
> NodeRefPtr cloned_node(OSG::deepCloneTree(file_node));
>
> When the code executes it spits out the following warning a bunch of times
> before it segfaults:
> WARNING: FieldDescription::cloneValues called for mf changed functors.
these are expected and only indicate that the cloneValues function is
not implemented for the changed functors mfield - I'm not sure if it
makes sense to clone these nor what the right way to do it is.
> The segfault happens at:
> (from the backtrace)
> 0x00002aaaaabf8600 in
> OSG::FieldDescription<OSG::FieldTraits<OSG::FieldContainerPtr, 0>,
> (OSG::FieldCardinality)1>::cloneValues () from
> /home/dshipton/Projects/opensg2/build.linux/instlinks/lib64/libOSGSystem.so
>
> Any ideas?
not really, but a complete backtrace and, if available, the line on
which it crashes might help. I somehow have the suspicion that there is
a NullFC involved that is not checked for before access.
Carsten
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