Casio V-REGI series Programming And Reference Manual page 23

Once operate INIT2, please operate "Delete SD or internal
storage sales" also. For example, once test Z operation has
been done, test Z data also has been created insde internal
storage. INIT2 operation does not clear it data then after INIT2
new Z operation also try to creates same Z counter data as test
one. It means Z operation will fail the copy of Z consolidation
data to internal storage.
17