Hi! This crash log is not indicative that it’s exactly Elephant
crash. WaveLab may also contribute to the crash if it unloads the
plug-in at the wrong time.
The response to that is inevitable: If WL is “contributing” expect the spec card to be played. That is to say something in Voxengo’s implementation of VST is different from Steinberg’s expectations, if not the written words.
This crash log shows precisely a crash happening in the plugin (more accurate than the 1st crash log).
You might (?) solve the problem by activating this option: