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Thu, 02 Mar 2017 10:55:11 +0000 (GMT) Received: from CAMSVWEXC02.scsc.local (2002:6a01:e348::6a01:e348) by CAMSVWEXC01.scsc.local (2002:6a01:e347::6a01:e347) with Microsoft SMTP Server (TLS) id 15.0.1130.7; Thu, 2 Mar 2017 10:55:10 +0000 Received: from CAMSVWEXC02.scsc.local ([fe80::3c08:6c51:fa0a:6384]) by CAMSVWEXC02.scsc.local ([fe80::3c08:6c51:fa0a:6384%14]) with mapi id 15.00.1130.005; Thu, 2 Mar 2017 10:55:09 +0000 From: Mark Phillips To: "git@vger.kernel.org" Subject: BUG Report: v12.0.0 "git difftool -d" fails with "fatal: cannot create directory at '': No such file or directory" Thread-topic: BUG Report: v12.0.0 "git difftool -d" fails with "fatal: cannot create directory at '': No such file or directory" Thread-index: AdKTQ09lfB6GHbT3TlSbuBQTDXvGdw== Date: Thu, 02 Mar 2017 10:55:09 +0000 Message-id: Accept-Language: en-GB, en-US Content-language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted X-Originating-IP: [106.1.223.195] Content-type: text/plain; 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I am sorry the log info is not very helpful, please tell me how to get more information about what is going wrong and I will collect the info for you! V2.12.0 Broken log ============== Export GIT_TRACE=1 git difftool -d HEAD~ 09:11:27.797674 git.c:371 trace: built-in: git 'difftool' '-d' 'HEAD~' 09:11:27.798255 run-command.c:369 trace: run_command: 'diff' '--raw' '--no-abbrev' '-z' 'HEAD~' 09:11:27.798484 exec_cmd.c:118 trace: exec: 'git' 'diff' '--raw' '--no-abbrev' '-z' 'HEAD~' 09:11:27.800156 git.c:371 trace: built-in: git 'diff' '--raw' '--no-abbrev' '-z' 'HEAD~' fatal: cannot create directory at '': No such file or directory Running make check gives fixed 0 success 14475 failed 0 broken 184 total 14804 Also broken in v2.12.0-rc0, v2.12.0-rc1 and v2.12.0-rc2 ----------------------------------------------------------------- V 2.11.1 works ===========