[erlang-questions] Can't create schema in Mnesia
Yves S. Garret
Sun Jan 19 03:35:57 CET 2014
Done, no change:
** exception error: undefined function mnesia:create_schema/1
in function mnes:setup/0 (mnes.erl, line 24)
Here is records.hrl:
On Sat, Jan 18, 2014 at 9:32 PM, Bob Ippolito <> wrote:
> Rename the module to something other than mnesia, there's a flat module
> namespace and only one module named mnesia can be loaded at a time.
> On Saturday, January 18, 2014, Yves S. Garret <>
>> Hello all,
>> I have the following code:
>> When I compile and reload the records, this is what happens:
>> 14> c(mnesia).
>> 15> rr("records.hrl").
>> 16> mnesia:setup().
>> ** exception error: undefined function mnesia:create_schema/1
>> in function mnesia:setup/0 (mnesia.erl, line 25)
>> The function _does_ exist in the mnesia module. I checked the docs and
>> I'm running 16B03, so it's there. But why this error?
>> Also, I have an another question. Lets say I'm testing some code and I
>> comment out where I'm calling a function (located in the same file.) How
>> can I tell the compiler to not worry about this file not being called? I
>> know I can for variables such as _Variable, but methods?
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