Validation Save : 1.System will check the all mandatory fields Delete : 1.System will delete the Document and its history details Document action prepare : 1.System will check the period details and master data's checking Document action complete : 1.Once document action is complete ,all fields are update in read only Document action void/reverse correct actual : 1.Void- system will reverse all the transaction data's and change the document status to Void Document action close : 1.system will check whether all the activity for the document is completed and change the Document status to close.