Help needed in tdl

; unable to get party Name as exported file name
; Please rectify the code

[Form : Ledger Vouchers]
Add : Button : LedgerPDF
[Button : LedgerPDF]
Title : "Export PDF"
Key : Alt + T
Action : call : sendPDF
[Function : send PDF]
10: set : SVExportlocation:"D\Export"
20: set : SVExportformat: $$sysNameDF
30: Set : SVPrintFileName :$$String:$PartyLedgerName + "-" + "Statement"
40: SET : SVPrintFileName : $$MakeExportName:##SVPrintFileName:##SVExportFormat

50: Set : SVPrintFileName :##SVExportLocation+"\"+#SVPrintFileName

60: EXPORT REPORT : . : TRUE

 

Use Variable ##Ledgername instead $PartyLedgerName

 

Thank you so much.