Michael,
You're not the only one to have reported such issue. Before
https://github.com/OSGeo/PROJ/pull/3834 which will be in PROJ 9.3, this
exception is expected. But even with current released versions, the
exception is caught inside PROJ itself, before it reaches the caller of
proj_create_
When I call
PJ *p = proj_create_crs_to_crs( PJ_DEFAULT_CTX, "+proj=longlat
+ellps=GRS80 +no_defs", "+proj=longlat +datum=WGS84", NULL );
It returns a valid projections with the srs "+proj=noop". However, I see that
it throws four exceptions in the process, all like
Exception thrown at