Lyx 2.1 RC1, warning message "the selected document class Article" requires external files - lyx

I just installed 2.1 RC1 bundle on windows 7
Each time I try to save a document (also when I first open Lyx), I get this message
LyX-210RC1-Bundle-1.exe
why this happens? Do I need to configure something else? I had Lyx 2.0 before, but I uninstalled that before installing Lyx 2.1

I also got this message. For me, this is what I think was going on:
The first execution of Lyx very quietly (i.e., in the background) performs package updates for MiKTeX. Afterwards, it actually launches Lyx.
However, if you launch a second invocation of Lyx immediately after the first (since nothing has yet displayed), it will launch w/o the packages it requires and result in the message that you see.
I suppose if MiKTeX was not / improperly installed, you could also encounter this issue.

#scottkosty is right--this should not happen and having downloaded the latest version of LyX 2.1.1. I had the same problem (NOTE: I am, however, working on a Mac). These are the steps I took to finally get things working in my case:
If you have the above issues working on a Mac with OS X try the following:
1. reinstall latest version MacTeX at: [https://tug.org/mactex/][1]
2. install latest version of LyX: 2.1.1. (see: [http://www.lyx.org/Download][2])
3. Tools --> Reconfigure.
4. Restart, check: Document --> Settings --> Document Classes: these should now be available.

i had a similar problem but I believe I sorted it. If you can get someone to send you their 'templates' folder (i just put my one from my old laptop on googledrive), then go to lyx, go preferences, go paths, and then set the path to go to the location of your new templates folder. I then restarted it and it worked! Hope it helps :)

Related

After updating R the code is not displayed anymore

So, I updated R using the installr package in the Rgui. Now I face two problems:
My previously written code is not displayed anymore - the file is not empty, I checked it by opening the file with the editor. Opening the file by regular double clicking (RStudio is default application) as well as open the file within Rstudio by using File -> Open File -> Filename did not help. It does open the file but shows it as an empty file (no code is displayed).
When loading packages, I get the request for updating my RStudio. But when I use the taskbar (Help -> check for Updates) it says, that the RStudio uses the newest version.
After updating I also restarted my computer, which did no help. I also checked if the newest version is actual in use as suggested in the following post Mismatch Versions.
Any idea what I am doing wrong and how to display the code again? Thanks!
Update: The problem was solved by installing the newest RStudio version directly from their website.
Meanwhile, I found the solution - the true root of the problem was in fact an old version of RStudio. Besides in RStudio it was declared as the newest version, here it was mentioned that these statements are not always correct.
Downloading the newest version directly from the RStudio website solved the problem.

Error message when trying to build website using distill: invalid version specification

I have a distill website. When I try to hit "Build Website" using RStudio I get this error message:
Error: invalid version specification '2021.09.0+351' Execution halted
Exited with status 1.
Both issues are already fixed in development version of distill.
It was previously found by us or reported in Github Issues. Don't hesitate to look there when you have trouble, and also test the development v
This issue
Error: invalid version specification
is caused when you used the last RStudio IDE version.
The blank page issue is caused when using last rmarkdown version.
We'll make a patch release to CRAN very soon, but in the meantime, please install the development version of distill
remotes::install_github("rstudio/distill")
It is not a fully satisfactory answer, but I faced the same issue. Running:
rmarkdown::render_site(encoding = 'UTF-8')
on a terminal/command line window does run the command fully. However, the site is created only with blank pages (even though if you check the html source, the page is there, hidden).
I'm tracing the blank pages to the upgrade of the rmarkdown package, in my case, from 2.8 to 2.11. This brings with it a new dependency of jquerylib which might be a cause of this as well. This has started to happen with the new version of RStudio 2021.09.0 Build 351. This is consistent with the error message you and I got.
I tried to downgrade rmarkdown but every time you knit from RStudio with that version, it forces the upgrade. I think this should be reported as a bug, as it was clearly working before and now there are several issues that all seemed to be linked with all the upgrades (not compiling from inside RStudio, compiling with blank pages).
(I would have added this as a comment rather than a solution, but I do not have enough reputation yet)

Error while loading the Code Generator toolbox in Scilab

I installed Scilab 5.5.2 on Windows 10, and then installed the Scilab Code Generator toolbox.
However, when I start Scilab, the following message appears and I can't use the toolbox. This problem occurs for every toolbox.
Start Scilab Code Generator
Version: 0.9.20190122
Load macros
atomsLoad: An error occurred while loading 'xcos_code_generator-0.9.20190122':
File "C:\Users\光\AppData\Roaming\Scilab\SCILAB~1.2\atoms\x64\XCOS_C~1\09E129~1.201\macros\names" does not exist or read access denied.
(光 is my username.)
I suppose the problem comes from "\Scilab\SCILAB~1.2" in the middle of the file path. In my computer, the only folder in "Scilab" is "scilab-5.5.2", so indeed the software cannot find the file it's looking for.
Does anyone have any ideas?
I need to use the toolbox at work soon, so any help is greatly appreciated. Thank you in advance.
Note: I'm not using the latest Scilab 6.0.2 because it fails to work on my computer. It closes immediately after I open it.
I solved the problem by myself.
It was my user name "光" that caused the problem. I found people saying that user names in full-width characters such as Japanese sometimes cause problems like this.
The solution is to create another user account with a name in half-width characters and install Scilab in that account. (Just changing the full-width user name doesn't work because it doesn't change the filenames that already exist.)
I couldn't find the solution until today because I was searching for solutions only in the context of Scilab, not in the context of software in general.
I hope this answer helps someone.
I'm not sure why you are using an outdated version of Scilab. The latest version is 6.0.2 on Windows. If the newer version doesn't work properly then that's the problem you need to fix first. To test your Scilab installation you may run it in the terminal. Find the installation folder. For me, it is C:\Program Files\scilab-6.0.2\bin the on cmd go to the path and run Scilex.exe. If not uninstall everything and install it in a proper way. My recommendation is to uninstall the old Scilab you already have. Then:
Install Chocolatey package manager
Open PowerShell as Admin and run choco update all -y, once in a while update your packages this way.
run choco install Scilab -y
then open the Scilab software
run the atomsInstall("xcos_code_generator") in the console
runt the atomsLoad("xcos_code_generator") to make sure your package is installed properly. You should see this as a result:
--> atomsInstall("xcos_code_generator")
Scanning repository http://atoms.scilab.org/6.0 ... Done
ans =
!xcos_code_generator 0.9.201901 user SCIHOME\atoms\x64\xcos_code_generator\0.9.201901 I !
--> atomsLoad("xcos_code_generator");
Start Scilab Code Generator
Version: 0.9.20190122
Load macros
Load help
Load demos

RStudio empty on startup - No windows, no menus, no rendering

When I start RStudio, none of the windows inside the main frame come up, and none of the menu options display menu options when clicked. It's just an blank page.
It feels like some kind of graphics rendering or window management problem.
I'm running Windows 7. I have the latest version of R, which is 3.1.1. I have the latest RStudio, which is 98.1062.
How to fix it?
Reset the RStudio state. Do this:
Close RStudio if open.
Go to this directory: %localappdata%\RStudio-Desktop
Rename that directory as a type of backup.
Start RStudio.
RStudio will see the configuration directory is missing and regenerate it with correct values.
Everything should work after that.
Other threads I found helpful here are:
https://support.rstudio.com/hc/en-us/articles/200534577-Resetting-RStudio-s-State
https://support.rstudio.com/hc/communities/public/questions/200666647-RStudio-096-16-Windows-7-gives-empty-screen?locale=en-us
Thanks!
Renaming the RStudio state by renaming %localappdata%\RStudio-Desktop did not work for me. However i made it work by renaming another config folder in %appdata% instead.
Close RStudio
Go to this directory: %appdata%\RStudio
Rename the folder
Restart RStudio
I faced the same issue when I downgraded my version of R.
I did try the above solutions. However, it didn't work for me.
After some googling, I found out that the issue was because now I had a different version of R installed. Here's how you can choose the version of R and rectify the issue.
Navigate to the RStudio installation folder. (C:\Program Files\RStudio\bin)
Press and hold Control Key
Double click on rstudio.exe
Choose a specific version of R (whichever you want to work with)
Click OK and RStudio should open without any issues.
NB: I use 64bit Windows 8.1.
I had the same issue and I almost gave up about solving it but then I found a suggestion that GitHub might be the problem. I am not sure how that is happening but the minute I uninstalled GitHub and re-launched Rstudio, it worked perfectly as nothing happened!? Here is the link for where I found the suggestion on Rstudio community page: (https://support.rstudio.com/hc/communities/public/questions/200983187-R-studio-0-98-797-for-mac-opens-as-blank-white-page)
I had the same problem and figured out that for some reason R was blocked on the step of loading my library from a website (I added it to Rprofile for auto-load). You can test the following:
1) Try to run just R console, not RStudio, and then click on blank space - normally some information should appear
2) Try to launch without network connection
On a Mac (Running Yosemite 10.10.3) this is what worked for me:
Move/Rename ~/.rstudio-desktop
(Many responses have mentioned this, but this by itself didn't help.)
Then I shutdown my Mac and restarted it. RStudio worked when I logged back in.
Before that, I tried every one of the steps mentioned here and in many other links, including re-downloading R and RStudio, but unfortunately none of those steps helped in my case.
Search this documentation for 'Blank GUI'.
This is what I found which worked for me:
In Windows Explorer, go to C:\Users\currentUser\AppData\Roaming\RStudio.
Delete the Desktop.ini file
This technique forces RStudio to refresh and default to open-source R as the engine
Same issue I faced so I unistalled the windows installer and downloaded zip version from this link https://www.rstudio.com/products/rstudio/download/
Unziped It and pasted it into c drive and created shortcut from Rstudio/bin/rstudio.exe file.
Working properly after that no issue. In windows installer checked that r session is not working due to an missing dll.
So try to install from ZIP
I had the same problem like Thomas
When I start RStudio, none on the windows inside the main frame come up, and none of the menu options display menu options when clicked. It's just an blank page.
My problem was, that i uninstalled R because is thought RStudio will work on its own.
So i uninstalled RStudio and deleting every existing file which was created by R or RStudio.
In the next step i installed RStudio again.
It was asking for a Version of R (which i dont had in this state). So i installed R again and everything is working fine now. I hope this helps
I had a slight variation of the problem that might be of interest. I had set up an aliases.cmd to run my cygwin bash shell automatically upon launch of a cmd terminal as per:
https://superuser.com/questions/302194/automatically-executing-commands-when-a-command-prompt-is-opened
What RStudio was doing was launching a few cmd windows in the background to (I assume) populate each pane and the console.
This was triggering a bash shell which wasn't returning and was hanging RStudio.
If you have this issue you can just manually kill the sub bash terminals spawned by cmd via ProcessExplorer/TaskManager and RStudio will continue to launch normally.
If anyone else has set anything to launch automatically on init of a cmd terminal then this could interfere in the same way with RStudio.
The RStudio devs could probably fix this behind the scenes by changing the way they spawn cmd terminals in the gui.
I had a similar problem. After trying the options above with no luck, I uninstalled Rx64 3.5.0 and installed an older version, R x64 3.2.2.
Rstudio then worked perfect.

R 3.0.0 crashes on startup

I just updated R from version 2.15.1 to version 3.0.0 on my MAC running 10.6.8 and now R crashes on startup.
I get the error:
Error in getLoadedDLLs() : there is no .Internal function 'getLoadedDLLs'
Error in checkConflicts(value) :
".isMethodsDispatchOn" is not a BUILTIN function
Any ideas on how to go about?
The most common cause of this is having a corrupted ".Rdata" file in your working directory. Using the Mac Finder.app you will not by default be able to see files that begin with a ".", so-called dotfiles. Those files can be "seen" if you execute a change to the plist controlling the behavior of Finder.app. Open a Terminal.app window and run this bit of code:
defaults write com.apple.Finder AppleShowAllFiles YES
Then /point/-/click/-/hold/ on Dock-Finder-icon, and choose "Relaunch"
If you to do so, you can then change it back with the obvious modfication to that procedure. I happen to like seeing the hidden files so that's the way I run my Mac all the time, but some people may feel it is too dangerous to expose the "hidden secrets" to their own bumbling.
Paul raises a good point: I run the following R function in the R console after updating:
update.packages(checkBuilt=TRUE, ask=FALSE)
I have a lot of installed packages and paging through the entire list has gotten too tiresome so I bypass the ask-messages. Sometimes you will get errors because there may be dependencies on r-forge or Omegahat packages or on packages that need to be compiled from source. These may need to be updated "by hand". And you may need more than one pass through such an effort. Take notes of which packages are missing and fill them in.
I had the same problem running RKWard on ubuntu 12.04.
Check your r-base-core, like Paul suggested, to make sure the version is also at the latest version. Mine didn't update automatically. I had a platform dependent version, but RKWard was calling the new version. To solve this problem, I simply marked r-base-core for removal and reinstalled the latest version or r-base-core. poof problem fixed, bippity boppity boo!
I suspect that your error is similar to mine because I had also JUST updated RKWard. Start at updating r-base-core or try to get all of the dependencies to match up the versions.
I hope that you can translate this into what to do on a MAC,
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