[GNC] Crash when importing OFX file from Bank of America

[john]

> On Oct 1, 2022, at 8:26 AM, William Starrs <wjstarrsiii at gmail.com> wrote:
> 
> Hello all,
> 
> I have been downloading and importing OFX (QFX) files from BofA nightly for
> many years.  Starting a few days ago, it crashes when attempting.  This is
> for a checking account.
> 
> I do the same for Chase and Amex Credit Cards without issue.  Here is what
> I see in the terminal:
> 
> ---------------------------------
> 
> 
> 1 ./gnucash_error.txt+ 
>                       Bufs
> (Above message occurred on Line 2, Column 1)
> LibOFX INFO: Created OfxDummyContainer to hold unsupported aggregate SONRS
> (Above message occurred on Line 3, Column 1)
> LibOFX INFO: Created OfxDummyContainer to hold unsupported aggregate FI
> (Above message occurred on Line 11, Column 1)
> LibOFX INFO: Created OfxDummyContainer to hold unsupported aggregate
> BANKMSGSRSV1
> (Above message occurred on Line 17, Column 1)
> LibOFX INFO: Created OfxDummyContainer to hold unsupported aggregate
> STMTTRNRS
> (Above message occurred on Line 18, Column 1)
> free(): double free detected in tcache 2
> 
> [1]  + 1959188 IOT instruction (core dumped)  gnucash
> 
> -----------------------------------
> 
> Here is the header of the OFX file that I download:
> 
> OFXHEADER:100
> DATA:OFXSGML
> VERSION:102
> SECURITY:NONE
> ENCODING:USASCII
> CHARSET:1252
> COMPRESSION:NONE
> OLDFILEUID:NONE
> NEWFILEUID:NONE
> 
> 
> I tried running ofxdump (command line tool from libofx) against the
> downloaded file and it gave those same INFO warnings but did not crash, and
> successfully parsed out the account info, statement info, and transactions.
> 
> The only error that appeared in the GNUcash trace that was not in the
> ofxdump was the last line:
> 
> free(): double free detected in tcache 2
> 
> I have no clue what that pertains to.
> 
> 
> Any help would be much appreciated.

The double-free detected error seems to be a feature of the Linux C runtime. It's a good clue, double-frees are a definite crasher.

Please open a bug report[1] and attach a stack trace[2].

Regards,
John Ralls
[1] https://wiki.gnucash.org/wiki/Bugzilla#Commenting_on_existing_bugs_or_entering_new_ones
[2] https://wiki.gnucash.org/wiki/Stack_Trace