Use of this CDS entity is not permitted error

i person created a customized array successful ADT. Data is contiguous successful that table. Also created a customized tract astatine billing header level and written a Odata to update the array successful mass.

Now one privation to walk the worth to that customized tract from the information disposable successful customized array which one person created successful ADT.

For this I americium trying to instrumentality the customized logic utilizing BADI SD_BIL_DATA_TRANSFER.

below is my code.

Here I americium getting mistake that 'Use of this CDS entity is not permitted' for  table zi_edi_upload.

Why one americium getting this mistake and however to resoluteness it.

Can anybody assistance maine here.?