What's wrong with this? (*solved*)

[na_th_an]

Maybe I'm just being thick:

Code:

Sub Fastcall tdPutChar (c as uByte) Asm rst 16 End Asm End Sub Sub tdPrint (cad As String) Dim i As uByte For i = 1 To Len (cad) tdPutChar (cad (i)) Next i End Sub

Compiler output:

Code:

H:\Dev\Speccy\mt64x32lib\zxbasic>c:\zxb\zxb textdongle.bas Traceback (most recent call last): File "zxb.py", line 312, in <module> File "zxb.py", line 241, in main File "ply\yacc.pyc", line 263, in parse File "ply\yacc.pyc", line 710, in parseopt File "zxbparser.pyc", line 1744, in p_statement_call File "zxbparser.pyc", line 1137, in make_proc_call File "zxbparser.pyc", line 744, in check_call_arguments File "zxbparser.pyc", line 432, in typecast File "zxbparser.pyc", line 1019, in make_typecast File "obj\errmsg.pyc", line 22, in syntax_error TypeError: %d format: a number is required, not NoneType