When there is a blank line at the beginning of ChangeLog, webkit-patch crashes with the following stack trace: Total errors found: 0 in 8 files Traceback (most recent call last): File "WebKitTools/Scripts/webkit-patch", line 70, in <module> main() File "WebKitTools/Scripts/webkit-patch", line 65, in main WebKitPatch(__file__).main() File "/co/webkit/WebKitTools/Scripts/webkitpy/tool/multicommandtool.py", line 308, in main File "/co/webkit/WebKitTools/Scripts/webkitpy/tool/multicommandtool.py", line 117, in check_arguments_and_execute File "/co/webkit/WebKitTools/Scripts/webkitpy/tool/commands/abstractsequencedcommand.py", line 43, in execute File "/co/webkit/WebKitTools/Scripts/webkitpy/tool/commands/stepsequence.py", line 70, in run_and_handle_errors File "/co/webkit/WebKitTools/Scripts/webkitpy/tool/commands/stepsequence.py", line 64, in _run File "/co/webkit/WebKitTools/Scripts/webkitpy/tool/steps/preparechangelog.py", line 61, in run File "/co/webkit/WebKitTools/Scripts/webkitpy/tool/steps/preparechangelog.py", line 54, in _ensure_bug_url AttributeError: 'NoneType' object has no attribute 'bug_id' It should print out more user-friendly message or remove leading blank lines.
*** This bug has been marked as a duplicate of bug 45988 ***