3728410 - Argentina Reports - Short dump while calling alv from FIGLARTAXREP report.

When you try to display the Alv result from FIGLARTAXREP you receive a short dump as below:

Category               ABAP programming error
Runtime Errors         OBJECTS_NOT_CHARLIKE
ABAP Program           SAPLKKBL

 Short Text
     The current statement requires a character-type data object.

 What happened?
     Error in the ABAP application program.

     The current ABAP program "SAPLKKBL" had to be terminated because it found a
     statement that could not be executed.

 Error analysis
     In statement "STRLEN( obj )...", only character-type data objects are
      supported at
     argument position "obj".

     In this case, operand "obj" has the non character-type type "P LENGTH 6
      DECIMALS 6".

 Trigger Location of Runtime Error
     Program                                 SAPLKKBL
     Include                                 LKKBLF99
     Row                                     3,972
     Module Type                             (FORM)
     Module Name                             GEN_FIELD_OUT2

SAP ERP

SHORT DUMP, FIGLARTAXREP, ALV, RUNTIME ERROR, OBJECTS_NOT_CHARLIKE, SAPLKKBL, ABAP PROGRAMMING ERROR, ARGENTINA TAX REPORTING, MISSING LOGIC, DAILY VAT OPTION, HWBAS, HWSTE, MSATZ, TROUBLESHOOTING GUIDE. , KBA , FI-LOC-FI-AR-REP , Reporting , Known Error