How to fix the Oracle error ORA-14520: Tablespace string block size [string] does not match existing object block size [string]?

In this post, you’ll learn more about the Oracle ErrorORA-14520: Tablespace string block size [string] does not match existing object block size [string] with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-14520: Tablespace string block size [string] does not match existing object block size [string]

Reason for the Error ORA-14520: Tablespace string block size [string] does not match existing object block size [string]

A DDL statement was issued that would require a tablespace of a block size different from the block size of the specified partitioned object to be assigned either: (1) As the object’s default tablespace (or one of the object’s partition-level default tablespaces, if composite partitioning is being used) OR (2) To one of the object’s partitions/subpartitions.

How to fix the Error ORA-14520: Tablespace string block size [string] does not match existing object block size [string] ?

You can fix this error in Oracle by following the below steps

Specify a tablespace of the same block size as the partitioned object.