How does one change the number of decimal places in stock account?

[John Ralls]

On Aug 23, 2014, at 7:30 AM, Richard Dawson <rcdawson at att.net> wrote:

> On Friday, August 22, 2014 10:13:18 PM you wrote:
>> On Aug 22, 2014, at 8:30 PM, Richard Dawson <rcdawson at att.net> wrote:
>>> I have an existing account that displays five decimal places in the number
>>> of shares column.  The company holding the account has now changed to 6
>>> decimal places, and I would like to keep my tally equal to the tally on
>>> my statements.
>>> 
>>> So, I edited the account and changed the "smallest fraction" setting from
>>> "Use Commodity Value" to 1/1000000.  I then attempted an entry.  All
>>> seemed OK, except when I completed the entry it refused to update the
>>> running balance. It just leaves the balance field blank.
>>> 
>>> I set the smallest fraction back to Commodity Value, and I was able to add
>>> entries and see the balance increment accordingly.
>>> 
>>> How can I change the number of decimals displayed for Shares added in a
>>> transaction and for the running blance of shares?
>>> 
>>> You may wonder why one should fuss so much over a few millionths of a
>>> share, but when your total number of shares is as small as mine a few
>>> millionths is important!
>> 
>> Try editing the commodity's smallest fraction using Tools>Security Editor.
>> 
>> Regards,
>> John Ralls
> 
> 
> Unfortunately editing using tools>security editor gives the same result as 
> Edit>Account.  Changing the smallest fraction to 1/1000000 allows me to input 
> six decimal placed numbers "Shares" column, but the balance field remains 
> blank, even after I click the plus button to complete entering the 
> transaction.
> 
> Interestingly, once I enter a transaction with the smallest fraction set to 
> 1/1000000, that transaction can no longer obtain a balance.

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Looks like you've found a bug.
What happens if you close that register page and reopen it?

What version of GnuCash, and what OS? If GnuCash isn't 2.6.3, can you upgrade and retest?

Regards,
John Ralls