No entry exists for namespace &1 in table /AIF/S_NST.

What causes this issue?

AIF design a new approach to deliver the translation for cloud systems,i
t is to use 'S' table (delivery class for database table is S), as the p
rimary source to retrieve the description.
For AIF namespace, it is the table /AIF/S_NST to deliver the description
.

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 access the section 'Extract Texts from compressed Content for
Translation' in the following Wiki page:
https://wiki.wdf.sap.corp/wiki/display/SimplSuite/AIF+Content+Delivery+G
uide

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.