[erlang-questions] Error inserting record into Mnesia

[Rick Pettit]

On Sun, May 30, 2010 10:51 pm, Igor Ribeiro Sucupira wrote:
> I think it's because you didn't specify the {attributes, [id,
> components, debug_components]} argument when creating the table.

Since he has a record defined I would suggest the following instead:

  {attributes, record_info(fields, active_entity)}

That way you don't have to remember to update both record and table
definitions should the record change in the future.

-Rick

> On Sun, May 30, 2010 at 11:55 PM, Chris Hicks
> <silent_vendetta@REDACTED> wrote:
>>
>> Can anyone point out to me what might be going wrong with the following
>> code? I can't figure out why I keep getting the bad_type error.
>> -record(active_entity, {id=undefined, components=[],
>> debug_components=[]}).
>> 19> Act = #active_entity{}.#active_entity{id = undefined,components =
>> [],               debug_components = []}20>
>> mnesia:create_table(active_entity, [{ram_copies, [node()]}, {type,
>> ordered_set}]).                              {atomic,ok}21>
>> mnesia:dirty_write(active_entity, Act).                                
>>      ** exception exit: {aborted,                       {bad_type,      
>>                     #active_entity{                               id =
>> undefined,components = [],                              
>> debug_components = []}}}     in function  mnesia:abort/1
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