SAP Message 8I766 - Number Range not maintained for TAN office &1 and Section &2.

Diagnosis
Number Ranges are not maintained.
For Extended Withholding Tax :
Number Ranges are not maintained for Business Place and Section. Checkentries in tables J_1iewt_cert (for Business Place) or J_1iewt_cert_n(for Section Code) and j_1iewt_certno in EWT.
Check also number range object j_1icert for the number range.
For Classic Withholding Tax:
Number Ranges are not maintained for Section and Recipient Type. Checkentries in table J_1itdssec and j_1iewt_certno.