Error while confirming WT

Hi All,

I have confirmed the putaway warehouse Task. While saving I get below messages.

help for the last error says:

Error posting goods receipt

Message no. /SCWM/TO_WHR_UPD000

System Response

No warehouse tasks have been confirmed.

Procedure

In analyzing the error, note the further entries in the application log.

Same internal no range error occurs when I try to manually hit Good Reciept button in EWM inboud delivery.

Please specify an internal number range

Message no. NR752

Please help.

Thanks.