Re: Eval R-block: wrong-type-argument stringp nil

[Loris Bennett]

"Loris Bennett" <loris.bennett@fu-berlin.de> writes:

> Hi,
>
> I have just updated to 9.4.4-16-g0abd4a-elpa (and have patched ox.el with
> Eric Abrahamsen's patch available here at
> https://lists.gnu.org/archive/html/emacs-orgmode/2020-08/msg00039.html,
> but I don't think that that is relevant to the problem I am experiencing).
>
> I have an R block I evaluate at the beginning of each month.  Today I got
> the following error: 
>
>   Debugger entered--Lisp error: (wrong-type-argument stringp nil)
>     file-directory-p(nil)
>     
> byte-code("\302\303\304\305\306\307\310\311\310\312&\011\210\302\313\304\314\306\303\315\316&\007\210\302\317\304\320\306\303\315\316&\007\210\302\321\304\322\306\303\315\316&\007\210\302\323\304\324\306\303\315\316&\007\210\302\325\304\326\306\303\315\316&\007\210\302\327\304\330\306\303\315\316&\007\210\302\331\304\332\306\327\315\316&\007\210\302\333\304\334\306\327\315\316&\007\210\302\335\304\336\306\303\315\337&\007\210\302\340\304\341\306\303\315\316&\007\210\302\342\304\343\306\303\306\344\306\345\315\316\306\346&\015\210\302\345\304\347\306\303\315\316&\007\210\302\350\304\351\306\303\306\352\315\316&\011\210\353\300\354\355\356DD\357\306\303\360\361\362\363&\011\210\353\301\354\355\364DD\365\306\303\360\361\362\366&\011\210\367\370\371\010!\"\210\367\370\371\372\373\010\"!\"\210\374\011!\204\350\0\375\303\376\377\011\"\201@\0#\210\353\201A\0\354\355\201B\0\
>  DD\201C\0\306\303\360\201D\0&\007\210\353\201E\0\354\355\201F\0\ 
> DD\201G\0\306\303\360\201D\0&\007\210\353\201H\0\354\355\201I\0\ 
> DD\201J\0\306\303\360\201D\0\362\201K\0&\011\210\353\201L\0\354\355\201M\0\ 
> DD\201N\0\306\303\360\201O\0\362\201P\0&\011\210\353\201Q\0\354\355\201R\0\ 
> DD\201S\0\306\303\360\201T\0&\007\207" [ess-lisp-directory ess-etc-directory 
> custom-declare-group ess nil "ESS: Emacs Speaks Statistics." :group languages 
> :link (info-link "(ESS)") (url-link "https://ess.r-project.org/";) ess-edit 
> "ESS: editing behavior, including comments/indentation." :prefix "ess-" 
> ess-proc "ESS: process control." ess-command "ESS: Commands for various 
> things." ess-help "ESS: help functions." ess-hooks "ESS: hooks for 
> customization." ess-S "ESS: S Languages." ess-SPLUS "ESS: S-PLUS Dialect of 
> S." ess-R "ESS: R Dialect of S." ess-Julia "ESS: Julia." "julia-" ess-sas 
> "ESS: SAS." ess-roxy "Mode for editing in-code Roxygen documentation." 
> convenience ess-extras tools "Extra utilities for ESS" ess-faces "Faces and 
> face options for ESS modes." faces custom-declare-variable funcall function 
> #f(compiled-function () #<bytecode 0x37d14f9>) "Directory containing 
> ess-site.el(c) and other ESS Lisp files." :type directory :package-version 
> (ess . "19.04") #f(compiled-function () #<bytecode 0x37cfcf9>) "Location of 
> the ESS etc/ directory.\nThe ESS etc directory stores various auxiliary files 
> that are useful\nfor ESS, such as icons." (ess . "19.04") add-to-list 
> load-path directory-file-name expand-file-name "obsolete" file-directory-p 
> display-warning format "Could not find directory `ess-etc-directory': %s" 
> :error ess-imenu-use-p #f(compiled-function () #<bytecode 0x37c88f9>) 
> "Non-nil means use imenu facility.\nThis value can be overridden by 
> mode-specific variables, such\nas `ess-imenu-use-S'." boolean ess-imenu-use-S 
> #f(compiled-function () #<bytecode 0x37c84f9>) "Non-nil means include an 
> Imenu menu item in S buffers." ess-auto-width-visible #f(compiled-function () 
> #<bytecode 0x376c945>) "When non-nil, echo width setting in the inferior 
> buffer.\nSee `ess-auto-width'. Be warned that ESS can set the width a\nlot." 
> (ess . "19.04") ess-auto-width #f(compiled-function () #<bytecode 0x36f492d>) 
> "When non-nil, set the width option when the window configuration 
> changes.\nWhen 'frame, set the width to the frame width. When 'window, 
> set\nthe width to the window width. If an integer, set the width to\nthat 
> integer. If it's a negative integer, set the width to the\nwindow's width 
> minus that number. Anything else is treated as\n'window." (choice (const :tag 
> "Do nothing" :value nil) (const :tag "Frame width" :value frame) (const :tag 
> "Window width" :value window) (integer :tag "Integer value")) (ess . "19.04") 
> ess-handy-commands #f(compiled-function () #<bytecode 0x104cf19>) "An alist 
> of custom ESS commands.\nThese are available for call by function 
> `ess-handy-commands' and\n`ess-smart-comma' function." alist] 14)
>     require(ess-custom)
>     byte-code("\300\301!\210\300\302!\210\300\303!\210\300\304!\207" [require 
> cl-lib comint project ess-custom] 2)
>     require(ess-utils)
>     byte-code("\300\301!\210\300\302!\207" [require ess-utils cl-generic] 2)
>     require(ess)
>     
> byte-code("\300\301!\210\300\302!\210\303\304\305\306\307DD\310\311\312\313\314&\007\207"
>  [require ess ess-inf custom-declare-variable ess-mode-hook funcall function 
> #f(compiled-function () #<bytecode 0x376a8f5>) "Hook for customizing ESS each 
> time it is entered." :group ess-hooks :type hook] 8)
>     require(ess-mode)
>     
> byte-code("\301\302!\210\301\303!\210\301\304!\210\301\305!\210\301\306!\210\301\307!\210\301\310!\210\301\311!\210\301\312!\210\301\313!\210\301\314!\210\010\315Y\2036\0\301\316!\210\317\320\321\322\323\324\325\326\327\330&\011\207"
>  [emacs-major-version require cl-lib compile ess-mode ess-help ess-s-lang 
> ess-roxy ess-r-completion ess-r-syntax ess-r-package ess-trns ess-r-xref 26 
> ess-r-flymake custom-declare-variable ess-r-mode-hook nil "Hook run when 
> entering `ess-r-mode'." :options (electric-layout-local-mode) :type hook 
> :group ess-R] 10)
>     R-mode()
>     org-eldoc-get-mode-local-documentation-function("R")
>     org-eldoc-documentation-function()
>     apply(org-eldoc-documentation-function nil)
>     #f(advice-wrapper :before-until #f(compiled-function (&rest args) 
> #<bytecode 0x20a75ad>) org-eldoc-documentation-function)()
>     eldoc-print-current-symbol-info()
>     #f(compiled-function () #<bytecode 0x1ffc3f>)()
>     apply(#f(compiled-function () #<bytecode 0x1ffc3f>) nil)
>     timer-event-handler([t 0 0 500000 nil #f(compiled-function () #<bytecode 
> 0x1ffc3f>) nil idle 0])
>
> Any ideas?

Restarting Emacs resolved the problem.

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