21-06-2022 01:27:21 : An error occurred while reading from the store provider's data reader. See the inner exception for details. 21-06-2022 01:27:21 : Error converting data type nvarchar to numeric. 21-06-2022 01:27:21 : at mCourier_BAL.CNoteMaster_BAL.CHK_CNoteAlloteBranch(String prefix, String startNo, String endNo) at mCourier_WCF.Service1.selAllotment(String prefix, String cNoteNo)