On Tue, Jan 20, 2026 at 12:44 PM B9 <[email protected]> wrote:

> I'm glad you figured it out. Yes, MAXFILES is one of the things we should
> warn people new to the Model-T about. By the way, most of the commands that
> can refer to devices have sane defaults, so if you just specify a filename
> for OPEN, it presumes "RAM:".
>
> --b9
>
>
>
The other ones everyone inevitably stubs a toe on:

- How to use CLEAR to reserve space for a CO and for strings
- DIM
- BA versus DO
- Only two-character significant identifiers for a given sigil (and only if
given / not using DEFINT/DEFSTR)
- Doing a cold start to clear corrupted memory

-- John.


>
> On January 20, 2026 10:39:09 AM PST, Rune Devik <[email protected]>
> wrote:
>
>> Hi
>>
>> So, I'm a bit confused at the moment.
>> If I in Basic do:
>> OPEN "RAM:TODO.DO" FOR OUTPUT AS *2*
>> it always fails with ?BN Error
>> If I try:
>> CLOSE 2
>> It always fails with ?BN Error
>>
>> If I do the same with file number 1, or 3 for instance it works.
>>
>> Is the number 2 file number reserved and used for something else or is
>> there something strange with my M100?
>>
>>

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