error when reading data from sap R/3 for object type purchase order

Hi Experts

 When I tally study for CCR with report /SAPAPO/CIF_DELTAREPORT3, the occupation cancelled with the mistake "Error erstwhile speechmaking information from SAP R/3 for entity benignant Confirmations", "Error erstwhile speechmaking information from SAP R/3 for entity benignant acquisition requisition" and "Error erstwhile speechmaking information from SAP R/3 for entity benignant acquisition order". Could you assistance usher what's the crushed and solution?