Net explosive weight unit of measure must be maintained for material &1

What causes this issue?

The net explosive weight code unit of measure (UoM) for the material
&V1& has not been maintained.

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?

Please maintain the net explosives weight code unit of measure (UoM) for
the material in its hazardous substance master record via the
transaction code
<DS:TRAN.HSMD>HSMD</>

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.