Please write in English if possible, because the Emacs maintainers usually do not have translators to read other languages for them. Your bug report will be posted to the emacs-pretest-bug@gnu.org mailing list. Please describe exactly what actions triggered the bug and the precise symptoms of the bug: On a Mac, open an svn-controlled file via TRAMP to a Linux machine. `M-x ediff-revision ' This was the backtrace: Debugger entered--Lisp error: (wrong-type-argument integerp nil) signal(wrong-type-argument (integerp nil)) byte-code("Â!ˆÃ @ A\"‡" [tmpfile err delete-file signal] 3) tramp-handle-file-local-copy("/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~") apply(tramp-handle-file-local-copy "/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~") tramp-sh-file-name-handler(file-local-copy "/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~") apply(tramp-sh-file-name-handler file-local-copy "/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~") tramp-file-name-handler(file-local-copy "/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~") file-local-copy("/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~") tramp-handle-insert-file-contents("/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~" t nil nil nil) apply(tramp-handle-insert-file-contents ("/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~" t nil nil nil)) tramp-sh-file-name-handler(insert-file-contents "/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~" t nil nil nil) apply(tramp-sh-file-name-handler insert-file-contents ("/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~" t nil nil nil)) tramp-file-name-handler(insert-file-contents "/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~" t nil nil nil) insert-file-contents("/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~" t) byte-code("Âà Â\"ˆ)‡" [inhibit-read-only filename t insert-file-contents] 3) find-file-noselect-1(#> "/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~" nil nil "/ssh:user@host.obfuscated.sorry:/data/boost/searchme_webmap/tools/common.mk.~3281~" nil) find-file-noselect("/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~") vc-find-revision(#("/ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk" 55 70 (face (diff-file-header diff-header) fontified t)) nil) ediff-vc-revision-other-window(nil) byte-code("ŠÆ!ˆpÇ )Š Ș„Æ !ˆpÇ )ÉÊË\nDÌ È˜Ë DEF B ʇ" [rev1 rev1buf file1 rev2 rev2buf file2 ediff-vc-revision-other-window buffer-file-name "" lambda nil ediff-delete-version-file or startup-hooks] 7) ediff-vc-internal("" "" nil) ediff-revision(nil) call-interactively(ediff-revision t nil) execute-extended-command(nil) call-interactively(execute-extended-command nil nil) If Emacs crashed, and you have the Emacs process in the gdb debugger, please include the output from the following gdb commands: `bt full' and `xbacktrace'. If you would like to further debug the crash, please read the file /Applications/Emacs.app/Contents/Resources/etc/DEBUG for instructions. In GNU Emacs 23.0.91.1 (i386-apple-darwin9.6.0, NS apple-appkit-949.43) of 2009-03-05 on black.local Windowing system distributor `Apple', version 10.3.949 configured using `configure '--with-ns'' Important settings: value of $LC_ALL: nil value of $LC_COLLATE: nil value of $LC_CTYPE: nil value of $LC_MESSAGES: nil value of $LC_MONETARY: nil value of $LC_NUMERIC: nil value of $LC_TIME: nil value of $LANG: nil value of $XMODIFIERS: nil locale-coding-system: nil default-enable-multibyte-characters: t Major mode: Debugger Minor modes in effect: diff-auto-refine-mode: t shell-dirtrack-mode: t show-paren-mode: t server-mode: t global-auto-revert-mode: t delete-selection-mode: t tooltip-mode: t mouse-wheel-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t global-auto-composition-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t line-number-mode: t transient-mark-mode: t Recent input: C-, C-x C-n M-! s v n SPC u p & C-g C-g C-p C-n M-! M-p C-. SPC - - n o - a u t h - c a c h e y e s C-x C-k C-x C-n M-! M-p C-. C-. C-. C-. SPC - - u s e r = d a v e M-! s v n SPC - - h e l p SPC u p M-! M-p M-p C-. C-. C-. C-. C-. C-. C-, C-b C-d n a m e SPC a n d b 4 a c k M-! s v n SPC d i f f SPC - d u r C-x C-n M-x d i f f - m o 9 d d n C-n C-n C-p C-n C-p C-n C-p C-p C-p C-n C-n C-n C-n C-p C-n M-x e d i f f - r e v i C-n C-n C-p C-p C-p C-p C-p C-p M-x e d i f f - b u g - b u g f C-g M-x r e p o r t - b u g R e m o t e SPC e d i f f - e d i f f - r e v i s i o n SPC v i a C-g C-g C-x b * B a q C-x C-b M-x M-p M-p C-p C-SPC M-> C-g M-x M-p M-p Recent messages: Hunk already applied Checking out /ssh:user@host.obfuscated.sorry:/home/boost/searchme_webmap/tools/common.mk.~3281~...done Wrote /var/folders/w6/w6aHCL+5EVeBUsDYKAF0pU+++TI/-Tmp-/tramp.401Znj.mk byte-code: Wrong type argument: integerp, nil Making completion list... Quit [3 times] Back to top level. Wrote /var/folders/w6/w6aHCL+5EVeBUsDYKAF0pU+++TI/-Tmp-/tramp.401mxp.mk Entering debugger... Mark set Quit -- Dave Abrahams BoostPro Computing http://www.boostpro.com