Dispensers will not place command blocks inside of them with NBT data onto the area in front of them, instead just shooting them out as an item
MC-80688
Dispenser not placing command blocks
Resolved
Duplicate
0
Thank you for your report.
However, your ticket has been resolved as a duplicate.
This issue has been linked to the original bugreport: MC-80671. You can find or add further information on that report.
Please search before reporting any bugs, as it's likely that one exists already.