How To Fix USMD1171 - Data mod. &1: Ent.type/attr. &2 has unsuitable data type f. authorization

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 171

• Message text: Data mod. &1: Ent.type/attr. &2 has unsuitable data type f. authorization

What causes this issue?

Authorizations can only be assigned for entity types and attributes that
contain numbers or characters and have an internal length of less than
40 characters. The ABAP types <LS>C</>, <LS>N</>, <LS>D</>, and <LS>T</>
are numeric or character-type in this case.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.