Oracle Solution for Error ora-03238

ORA-03238: unable to extend LOB segment string.string subpartition string by string in tablespace string

What triggered the Error:

An attempt was made to allocate an extent for LOB subpartition segment in tablespace, but the extent could not be allocated because there is not enough space in the tablespace indicated.

What should we do to fix it:

Use the ALTER TABLESPACE ADD DATAFILE statement to add one or more files to the tablespace indicated.