function "zcmd_OnPlayerCommandText" is not implemented

TRANFER_REC:OnPlayerCommandText( playerid, "/bank");

CMD:bank(playerid,params[])
    {
        INI_ParseFile( ReturnBankingName( playerid ), "ParseReceived", .bExtra = true, .extra = playerid );
        if ( fexist( ReturnBankingName( playerid ) ) && !PlayerInfo[ playerid ][ P_Logged ] )
            ShowPlayerDialog( playerid, BANK_LOGIN, DIALOG_STYLE_INPUT, ""COL_ALL"Banking System: {FFFFFF}Login", ""COL_GREY"Please insert the password of your Bank Account", "Login", "Exit");


        else if ( !fexist( ReturnBankingName( playerid ) ) )
            ShowPlayerDialog( playerid, BANK_CREATE, DIALOG_STYLE_MSGBOX, ""COL_ALL"Banking System", "{FFFFFF}You don't have a "COL_ALL"Banking Account{FFFFFF}\nWould you like to create?", "Yes", "Exit");


        else if ( PlayerInfo[ playerid ][ P_Logged ] && !GetPVarInt( playerid, "MoneyReceived" ) )
            ShowPlayerDialog( playerid, BANK, DIALOG_STYLE_LIST, ""COL_ALL"Banking System", "{FFF1EB}Deposit\n\
                                                                  {FFF1EB}Withdraw\n\
                                                                  {FFF1EB}Transfer\n\
                                                                  {FFF1EB}Account Information\n\
                                                                  {FFF1EB}Banking System Information\n\
                                                                  {FFF1EB}Cancel account\n\
                                                                  {D9997E}Exit", "Select", "");


        else if ( PlayerInfo[ playerid ][ P_Logged ] == 1 && GetPVarInt( playerid, "MoneyReceived" ) == 1 )
            ShowPlayerDialog( playerid, BANK, DIALOG_STYLE_LIST, ""COL_ALL"Banking System", "{FFF1EB}Deposit\n\
                                                                  {FFF1EB}Withdraw\n\
                                                                  {FFF1EB}Transfer\n\
                                                                  {FFF1EB}Account Information\n\
                                                                  {FFF1EB}Banking System Information\n\
                                                                  {FFF1EB}Cancel account\n\
                                                                  {9CFFC2}Receive Transfer\n\
                                                                  {D9997E}Exit", "Select", "");
        return 1;

    }

#define TRANFER_REC

#define TRANFER_REC     BANK + 20

switch( dialogid )
    {
        case BANK_CREATE2,
             BANK_LOGGED,
             BANK_INFO,
             BANK_WITH_DONE,
             BANK_DEPO_DONE,
             TRANFER_REC:OnPlayerCommandText( playerid, "/bank");  //=========== here is the line of error

        case BANK_TRANSFER_6:
        {
            if ( !response ) return DeletePVar( playerid, "tAmount" ),
                                    DeletePVar( playerid, "tPlayer" ),
                                    DeletePVar( playerid, "tPlayer2" ),
                                    ShowPlayerDialog( playerid, BANK_TRANSFER, DIALOG_STYLE_LIST, ""COL_ALL"Transfer Money Method", "{D6D4D4}Direct Transfer( {BFDEC1}Active player {D6D4D4})\n{D6D4D4}Account transfer( {DEBFBF}Offline transfer {D6D4D4})\n{BFDEDE}More information about methods", "Select", "Back" );