Object number or partner object number missing

What causes this issue?

Either the object number or the partner object number is missing for
creating a line item. This is caused either by a faulty object master
record or by a program error.
Parameters passed to the function module K_PAROB_FILL:
Object number:,, ,, ,,&v1&
Partner object number:,,&v2&

How to fix this error?

Notify your system administrator or SAP.

Error message extract from SAP system. Copyright SAP SE.