Just to check, I just downloaded and installed the latest CoreObjx trial. There is a file which is installed in C:\Program Files (x86)\Synergration\coreObjx\Samples called Samples.htm. The first link in that file (labelled “Access Sample: Demonstrates how to use coreObj in Access VBA”) points to
C:\Program Files (x86)/Synergration/coreObjX/Samples/Access/ABU_DevEdition.mdb
… a file which does not exist, which means to me that you did’t include it in the latest installation file.
I just did a Google search for the file, and lo and behold, this issue was answered by Tom Crawford on July 7, 2014. Here is a link to his response: