webkit-patch :(

Logging in as caitpotter88@gmail.com...
Fetching: https://bugs.webkit.org/show_bug.cgi?id=151324&ctype=xml&excludefield=attachmentdata
Fetching: https://bugs.webkit.org/show_bug.cgi?id=151324&ctype=xml&excludefield=attachmentdata
Adding patch "Patch" to https://bugs.webkit.org/show_bug.cgi?id=151324
Traceback (most recent call last):
  File "Tools/Scripts/webkit-patch", line 84, in <module>
    main()
  File "Tools/Scripts/webkit-patch", line 79, in main
    WebKitPatch(os.path.abspath(__file__)).main()
  File "/Users/caitp/git/WebKit/Tools/Scripts/webkitpy/tool/multicommandtool.py", line 305, in main
    result = command.check_arguments_and_execute(options, args, self)
  File "/Users/caitp/git/WebKit/Tools/Scripts/webkitpy/tool/multicommandtool.py", line 123, in check_arguments_and_execute
    return self.execute(options, args, tool) or 0
  File "/Users/caitp/git/WebKit/Tools/Scripts/webkitpy/tool/commands/abstractsequencedcommand.py", line 54, in execute
    self._sequence.run_and_handle_errors(tool, options, state)
  File "/Users/caitp/git/WebKit/Tools/Scripts/webkitpy/tool/commands/stepsequence.py", line 73, in run_and_handle_errors
    self._run(tool, options, state)
  File "/Users/caitp/git/WebKit/Tools/Scripts/webkitpy/tool/commands/stepsequence.py", line 67, in _run
    step(tool, options).run(state)
  File "/Users/caitp/git/WebKit/Tools/Scripts/webkitpy/tool/steps/postdiff.py", line 50, in run
    self._tool.bugs.add_patch_to_bug(bug_id, diff, description, comment_text=comment_text, mark_for_review=self._options.review, mark_for_commit_queue=self._options.request_commit)
  File "/Users/caitp/git/WebKit/Tools/Scripts/webkitpy/common/net/bugzilla/bugzilla.py", line 632, in add_patch_to_bug
    self.browser.select_form(name="entryform")
  File "/Users/caitp/git/WebKit/Tools/Scripts/webkitpy/thirdparty/autoinstalled/mechanize/_mechanize.py", line 524, in select_form
    raise FormNotFoundError("no form matching "+description)
webkitpy.thirdparty.autoinstalled.mechanize._mechanize.FormNotFoundError: no form matching name 'entryform'