SAP Message AD327 - Pool definition & (max. key length & exceeded)

Diagnosis
The maximum allowed length for the key area is exceeded in thedefinition of the pool specified.
A pool has at least two key fields.
The first key field stands for the name of the pooled table stored inthe pool. The second key field includes the primary key fields of thepooled table. The length of these two key fields is limited to 110positions.

Procedure
When defining a table pool, please observe the restrictions described.