When i tried to create the tablespace as,

SQL> create tablespace tbs01
2 datafile 'c:\oracle\oradata\newdb\new.dbf' size 250k
3 extent management dictionary;
create tablespace tbs01
*
ERROR at line 1:
ORA-12913: Cannot create dictionary managed tablespace

I got this error,

1) Why it's giving this error?

2) What is the solution for this error?

Anyone please answer for this as soon as possible.