28.11.2013 14:30, ICAMSoft wrote: > > From that, i consider that the implementation of UDF is Ok and the > problem is in Firebird itself
Very questionable conclusion. > Is possible to exist something wrong in the implementation of UDF that > create problem only in super classic mode? Yes, usage of malloc() instead of ib_util_malloc() results in random crashes often visible on some FB architectures and invisible in other ones. Dmitry
