From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Live System User Newsgroups: gmane.emacs.bugs Subject: bug#25194: 25.1; Python debugger breakpoint error Date: Tue, 13 Dec 2016 12:05:41 -0500 Message-ID: <87zijz7o9m.fsf@aol.com> References: <87k2b487ic.fsf@aol.com> <83lgvjbypc.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1481648785 2980 195.159.176.226 (13 Dec 2016 17:06:25 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 13 Dec 2016 17:06:25 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) Cc: 25194@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Dec 13 18:06:21 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cGqWr-0007zB-IP for geb-bug-gnu-emacs@m.gmane.org; Tue, 13 Dec 2016 18:06:13 +0100 Original-Received: from localhost ([::1]:39575 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cGqWv-0004iq-To for geb-bug-gnu-emacs@m.gmane.org; Tue, 13 Dec 2016 12:06:17 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43182) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cGqWk-0004fS-Md for bug-gnu-emacs@gnu.org; Tue, 13 Dec 2016 12:06:11 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cGqWg-0007i2-Ek for bug-gnu-emacs@gnu.org; Tue, 13 Dec 2016 12:06:06 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:53777) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cGqWg-0007hy-B9 for bug-gnu-emacs@gnu.org; Tue, 13 Dec 2016 12:06:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1cGqWg-0001Jd-4h for bug-gnu-emacs@gnu.org; Tue, 13 Dec 2016 12:06:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Live System User Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 13 Dec 2016 17:06:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 25194 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 25194-submit@debbugs.gnu.org id=B25194.14816487595049 (code B ref 25194); Tue, 13 Dec 2016 17:06:02 +0000 Original-Received: (at 25194) by debbugs.gnu.org; 13 Dec 2016 17:05:59 +0000 Original-Received: from localhost ([127.0.0.1]:40943 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cGqWd-0001JN-8D for submit@debbugs.gnu.org; Tue, 13 Dec 2016 12:05:59 -0500 Original-Received: from omr-a009e.mx.aol.com ([204.29.186.49]:57890) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cGqWc-0001J9-8m for 25194@debbugs.gnu.org; Tue, 13 Dec 2016 12:05:58 -0500 Original-Received: from mtaout-aag01.mx.aol.com (mtaout-aag01.mx.aol.com [172.26.126.77]) by omr-a009e.mx.aol.com (Outbound Mail Relay) with ESMTP id 080C6380004C; Tue, 13 Dec 2016 12:05:53 -0500 (EST) Original-Received: from localhost (c-50-163-97-64.hsd1.ma.comcast.net [50.163.97.64]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mtaout-aag01.mx.aol.com (MUA/Third Party Client Interface) with ESMTPSA id 8A42938000093; Tue, 13 Dec 2016 12:05:49 -0500 (EST) In-Reply-To: <83lgvjbypc.fsf@gnu.org> (Eli Zaretskii's message of "Tue, 13 Dec 2016 18:06:39 +0200") x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20150623; t=1481648752; bh=if9IGuL7/f4Xn3mDIJdQoYtwhXD09TTM+PK4Lk7kfcU=; h=From:To:Subject:Message-ID:Date:MIME-Version:Content-Type; b=sYfkdwJqZrTVTG0ne9PyQeM+FZlmrzt4OyLaogNsgTPh4dGYbJMtag3GpHlDTFkvb pb/oeqse3ZxML2t8CTHIV6jvbx4PokyTu3a8pOjVzeCw00hasrgvIEa12At4EPAwIR bMSWfN1IfufUz8Dc3cdep5a1LdO9buMByqn5zNoA= x-aol-sid: 3039ac1a7e4d58502a6d5b7a X-AOL-IP: 50.163.97.64 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:126991 Archived-At: Eli Zaretskii writes: >> From: Live System User >> Date: Tue, 13 Dec 2016 05:10:03 -0500 >> >> 4. Cick on "Set Breakpoint" >> >> I now get the error: >> >> Wrong type argument: stringp, nil >> >> Turning on `debug-on-error' yields the same results. >> However, on the *Messages* buffer there is a little more >> information about the error: >> >> gud-format-command: Wrong type argument: stringp, nil >> >> How does one debug this problem further? > > Did you try debug-on-entry? Thanks! I never used this command before -- so I tried it: M-x debug-on-entry RET gud-break When trying to set a breakpoint, I got a *Backtrace*: Debugger entered--Lisp error: (wrong-type-argument stringp nil) file-name-directory(nil) gud-format-command("break %d%f:%l" 4) gud-call("break %d%f:%l" 4) #[257 "?\205 \301\302\"\207" [gud-running gud-call "break %d%f:%l"] 4 "Set breakpoint at current line.\n\n(fn ARG)" "p"](4) apply(#[257 "?\205 \301\302\"\207" [gud-running gud-call "break %d%f:%l"] 4 "Set breakpoint at current line.\n\n(fn ARG)" "p"] 4) gud-break(4) eval((gud-break 4) nil) eval-expression((gud-break 4) nil) funcall-interactively(eval-expression (gud-break 4) nil) call-interactively(eval-expression nil nil) command-execute(eval-expression) recursive-edit() debug(debug) debug--implement-debug-on-entry(1) apply(debug--implement-debug-on-entry 1) * gud-break(1) funcall-interactively(gud-break 1) call-interactively(gud-break nil nil) command-execute(gud-break) Thanks.