Add: 00000001 [A], <grid>(3 cols, 0 rows)
Status: 1 nodes, 1 undos, 0 redos
  Node changes:
    00000001 [A]: [A  tT      dD  ], <grid>(3 cols, 0 rows), Base: {X:i4, Y:r8?, Z:s}*
###
*** Undo(1)
Del: 00000001 [A], <grid>(3 cols, 0 rows)
Status: 0 nodes, 0 undos, 1 redos
###
*** Trying with general column type
*** Blocked general column type
