From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.text.pandoc/18087 Path: news.gmane.org!.POSTED!not-for-mail From: Andrew Scotchmer Newsgroups: gmane.text.pandoc Subject: Pandoc Error with Rmarkdown and Shiny Date: Fri, 25 Aug 2017 01:24:04 -0700 (PDT) Message-ID: <1c67925b-ebef-4e18-ba6d-477292e07160@googlegroups.com> Reply-To: pandoc-discuss-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="----=_Part_1939_1539817256.1503649444868" X-Trace: blaine.gmane.org 1503649456 20970 195.159.176.226 (25 Aug 2017 08:24:16 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 25 Aug 2017 08:24:16 +0000 (UTC) To: pandoc-discuss Original-X-From: pandoc-discuss+bncBC26HAUR2IDBBJN577GAKGQEJJNLZYA-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Fri Aug 25 10:24:12 2017 Return-path: Envelope-to: gtp-pandoc-discuss@m.gmane.org Original-Received: from mail-it0-f59.google.com ([209.85.214.59]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dl9uJ-0004ds-NI for gtp-pandoc-discuss@m.gmane.org; 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Fri, 25 Aug 2017 01:24:06 -0700 (PDT) X-BeenThere: pandoc-discuss-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Original-Received: by 10.107.48.149 with SMTP id w143ls766247iow.54.gmail; Fri, 25 Aug 2017 01:24:05 -0700 (PDT) X-Received: by 10.36.1.198 with SMTP id 189mr58522itk.9.1503649445367; Fri, 25 Aug 2017 01:24:05 -0700 (PDT) X-Original-Sender: andrew.scotchmer-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Precedence: list Mailing-list: list pandoc-discuss-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org; contact pandoc-discuss+owners-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org List-ID: X-Google-Group-Id: 1007024079513 List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , Xref: news.gmane.org gmane.text.pandoc:18087 Archived-At: ------=_Part_1939_1539817256.1503649444868 Content-Type: multipart/alternative; boundary="----=_Part_1940_1091333936.1503649444869" ------=_Part_1940_1091333936.1503649444869 Content-Type: text/plain; charset="UTF-8" Hi I have a simple R shiny app. Whenever I try and download the table I created I get the following error: pandoc: Cannot decode byte '\xfe': Data.Text.Internal.Encoding.Fusion.streamUtf8: Invalid UTF-8 stream Warning: Error in : pandoc document conversion failed with error 1 Stack trace (innermost first): 53: pandoc_convert 52: convert 51: rmarkdown::render 50: download$func [/home/scotcan1/Webshot/app.R#50] 1: shiny::runApp Error : pandoc document conversion failed with error 1 I don't know what this means. Here is my R/Shiny script and Rmarkdown. *R:* library(shiny) library(DT) data(iris) ui <- fluidPage( titlePanel("|Species Table"), sidebarLayout( sidebarPanel( selectInput("specs", "Number of bins:", unique(iris$Species)), downloadButton("download", "Download Report") ), mainPanel( tableOutput("specTable") ) ) ) server <- function(input, output) { subSpec <- function(x){ testdat <- iris[iris$Species == x, ] return(testdat[1:10,]) } reactiveFunction <- reactive({ subSpec(input$specs) }) output$reactiveTable <- renderDataTable({ reactiveFunction() }, rownames = FALSE) output$specTable <- renderUI({ dataTableOutput("reactiveTable") }) output$download <- downloadHandler( filename <- "report_file.html", content <- function(file){ write.csv(reactiveFunction(), "test_csv.csv", row.names = FALSE) params <- list(data = reactiveFunction()) rmarkdown::render(filename, output_file = file) } ) } shinyApp(ui = ui, server = server) *Rmarkdown:* --- title: "Untitled" output: html_document params: data: NA --- ```{r, echo=FALSE} data(iris) library(DT) datatable(params$data) ``` Any help to interpret the error appreciated. Andrew -- You received this message because you are subscribed to the Google Groups "pandoc-discuss" group. To unsubscribe from this group and stop receiving emails from it, send an email to pandoc-discuss+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To post to this group, send email to pandoc-discuss-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To view this discussion on the web visit https://groups.google.com/d/msgid/pandoc-discuss/1c67925b-ebef-4e18-ba6d-477292e07160%40googlegroups.com. For more options, visit https://groups.google.com/d/optout. ------=_Part_1940_1091333936.1503649444869 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi

I have a simple=C2=A0R sh= iny app.=C2=A0 Whenever I try and download the table I created I get the fo= llowing error:

pandoc: Cannot decode = byte '\xfe': Data.Text.Internal.Encoding.Fusion.streamUtf8: Invalid= UTF-8 stream
Warning: Error in : pandoc document conversion failed wit= h error 1 Stack trace (innermost first):
=C2=A0 =C2=A0 53: pandoc_conve= rt
=C2=A0 =C2=A0 =C2=A052: convert
=C2=A0 =C2=A0 51: rmarkdown::rende= r
=C2=A0 =C2=A0 50: download$func [/home/scotcan1/Webshot/app.R#50]
= =C2=A0 =C2=A0 =C2=A0 1: shiny::runApp
Error : pandoc document conversio= n failed with error 1

I don't know what=C2=A0this means.=C2=A0=C2=A0 Here is= my R/Shiny script and Rmarkdown.

R:
library(shiny)
library(DT)
data(iris)=
ui = <- fluidPage(
=C2=A0
=C2=A0 titlePanel("|Species Table"= (
=C2=A0 =C2=A0 sidebarPanel= (
= =C2=A0 =C2=A0 =C2=A0 selectInput("specs",
=C2=A0 =C2=A0 = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 "Number of bins:"= ;,iris$Species)),
=C2=A0 =C2=A0 =C2=A0 downloadButton("download&= quot;, "Download Report")
=C2=A0 =C2=A0 ),
=C2=A0 =C2=A0 =C2=A0 =C2=A0 mainPanel(
=C2=A0 =C2=A0 =C2=A0 tableOutput("spec= Table")
=C2=A0 =C2=A0 )
=C2=A0 =C2=A0
=C2=A0 )
=C2=A0 )<- function(input, output) {
=C2=A0
=C2=A0 subSpec = function(x){
=C2=A0 =C2=A0 testdat <- iris[iris$Species = =3D= =3D x, ]
=C2=A0 =C2=A0 return(testdat[1:10,])
=C2=A0 }
=C2= =A0
=C2=A0 reactiveFunction <- reactive({ subSpec(input$specs) })= =C2=A0
=C2=A0
=C2=A0 output$reactiveTable <- renderDataTable= ({= reactiveFunction() }, rownames =3D FALSE)
=C2=A0
=C2=A0 output$spec= Table <- renderUI({
=C2=A0 =C2=A0 dataTableOutput("reactiveT= able")
=C2=A0 =C2=A0
=C2=A0 })
=C2=A0
=C2=A0
=C2=A0 =
=C2=A0 output$download <- downloadHandler(
=C2=A0 =C2=A0 filenam= e <- "report_file.html",
=C2=A0 =C2=A0
=C2=A0 =C2=A0 co= ntent <- function(file){
=C2=A0 =C2=A0 =C2=A0 write.csv(reactiveFunct= ion(), "test_csv.csv", row.names =3D FALSE)
=C2=A0 =C2=A0 = =C2=A0 params <- list(data =3D reactiveFunction())
=C2=A0 =C2=A0 =C2=A0= rmarkdown::render(filename, output_file =3D file)
=C2=A0 =C2=A0 }
= =C2=A0 )
}
shinyApp(ui =3D ui, server =3D server)


R= markdown:
---
title: "Untitled"
output: html_document<= br>params:
=C2=A0 data: NA
---

```{r, echo=3DFALSE}
data(ir= is)
library(DT)
datatable(params$data)
```



Any h= elp to interpret the error appreciated.

Andrew

--
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To unsubscribe from this group and stop receiving emails from it, send an e= mail to pand= oc-discuss+unsubscribe-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org.
To post to this group, send email to pandoc-discuss-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org.
To view this discussion on the web visit https://groups.google.com/d/= msgid/pandoc-discuss/1c67925b-ebef-4e18-ba6d-477292e07160%40googlegroups.co= m.
For more options, visit http= s://groups.google.com/d/optout.
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