Standard hierarchy &: contains interval & through &

What causes this issue?

The following inconsistency was determined when comparing the master
data and the standard hierarchy:
Standard hierarchy &V1& contains an interval (from value &V2& to value
&V3& ). Intervals are not allowed in standard hierarchies.

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?

Remove the inconsistency.

Error message extract from SAP system. Copyright SAP SE.