859654 - IOError: [Errno 2] No such file or directory: u'obj-ff-dbg/.mozbuild/warnings.json'

Status: RESOLVED DUPLICATE of bug 857332

(Firefox Build System :: Mach Core, enhancement)

Description

[Richard Newman [:rnewman]]

Attachment: Log.

Error running mach:

    ['build']

The error occurred in code that was called by the mach command. This is either
a bug in the called code itself or in the way that mach is calling it.

You should consider filing a bug for this issue.

If filing a bug, please include the full output of mach, including this error
message.

The details of the failure are as follows:

IOError: [Errno 2] No such file or directory: u'/Users/rnewman/moz/hg/services-central/obj-ff-dbg/.mozbuild/warnings.json'

  File "/Users/rnewman/moz/hg/services-central/python/mozbuild/mozbuild/mach_commands.py", line 115, in build
    warnings_database.save_to_file(warnings_path)
  File "/Users/rnewman/moz/hg/services-central/python/mozbuild/mozbuild/compilation/warnings.py", line 268, in save_to_file
    with open(filename, 'wb') as fh: