Infotype &1 does not exist

What causes this issue?

You have tried to access infotype &V1&, which does not exist.

System Response

How to fix this error?

Please inform your system administrator.

Procedure for System Administrators

Find the incorrect entry in <LS>Personnel Administration</> customizing
under "<DS:SIMG.OHIX0635>Define infotype header</>", view <LS>Header
Structure per Infotype</> and correct the entry.

Error message extract from SAP system. Copyright SAP SE.