SAP Message DT214 - Table &: Key length > & (Restricted functionality)

Diagnosis
The key length, i.e. the sum of the field lengths of all the key fieldsof the table, is more than 120 bytes.

System Response
This is a warning.

Procedure
Note the following restricted fuctionality for this table:
- Table contents cannot be transported by specifying key values, at
best by specifying generic key values with a maximum length of 120
bytes.
- The table may not be used as the base table of a lock object.