* Delete 1 Part 3684c Light Bluish Gray Slope 75 2 x 2 x 3 - Solid Studs (Alternate) (match ID 6)
* Change 1 Part Black {3794 Plate, Modified 1 x 2 with 1 Stud (Jumper) (Undetermined Type) to 3794a Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)} (Alternate)
* Change 1 Part Light Bluish Gray {3684 Slope 75 2 x 2 x 3 - Undetermined Stud Type to 3684c Slope 75 2 x 2 x 3 - Solid Studs} {match ID 6 to 0}
* Change 3 Part Dark Bluish Gray {3794 Plate, Modified 1 x 2 with 1 Stud (Jumper) (Undetermined Type) to 3794a Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)}
* Change 1 Part White {3794 Plate, Modified 1 x 2 with 1 Stud (Jumper) (Undetermined Type) to 3794a Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)}
Comments from Submitter:
check undetermined type: my source set was and is still build up 1 time. 3794 just change because the catalog change was made to the undetermined type a few weeks ago. The black 3794 is the -b type, DBG and white 3794 are the -a type. For the slope 3684 it's the -c type.