A .NET port of the official Node.JS Puppeteer API.
Puppeteer Sharp is a .NET port of the official Node.JS Puppeteer API.
Minimum requirements:
.NET Framework 4.6.1 and .NET Core 2.0
Windows 8 or Windows Server 2012
Resources:
Community:
Questions tagged [puppeteer-sharp]
226 questions
1
vote
1 answer
Why Puppeteer not working in Brave™ portable?
All versions Works fine But , in the Brave™ portable from portapps (Edited Version) ,not working i use puppeteerSharp with Plugin Extrasharp, so when i try to open the browser , the browser open but without navigation , this is the output of browser…
Mohamed Reda Chams
- 11
- 1
1
vote
1 answer
Frame # not found when using Puppeteer
I'm having issues with Puppeteer, I am trying to type in a textbox that is in an IFrame.
I have created a simple repo with a code snippet, this one contains an IFrame with a tweet from Twitter.
await new…
Raul Junc
- 35
- 5
1
vote
1 answer
How do I properly use puppeteer-sharp with server-side Blazor / SignalR?
I can get puppeteer-sharp (with headless both true and false) to obtain server-side-rendered Blazor pages, but it looks like I'm only getting the server pre-render and NOT any client-side initiated events (e.g., for instance the second…
brian_arm
- 71
- 4
1
vote
1 answer
Hyperlinks are lost when using PDFsharp to concatenate multiple PDFs
When using PDFsharp (v1.5x) to concatenate multiple PDF files, hyperlinks that exist in the source files are lost.
keithl8041
- 2,383
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0 answers
Why my RadioButton1 doesn't show state if it is checked or not?
first of all I want to tell that I'm coding quite long but it is just a hobby and I never went to school for this so be patience with me I may sound not like you used to.
My problem is this:
I have Form1 and 2 Classes.
From Form1 I have 4…
DuBarTech
- 11
- 2
1
vote
1 answer
PuppeteerSharp Get Selected Dropdown
Hello and thanks for taking the time to read this.
I'm currently trying to scrape a bunch of product from BackMarket and am stuck on trying to get the "selected" value of a drop down IE :
Ekses
- 13
- 5
1
vote
1 answer
PuppeteerSharp error No connection could be made because the target machine actively refused it 127.0.0.1:Port
I have PuppeteerSharp project and I need to save the cookies, so I use the following code:
browser = await Puppeteer.LaunchAsync(new LaunchOptions
{
Headless = true,
UserDataDir = Path.Combine(".", "user-data-dir"),
});
I get error…
Ahmed Shamel
- 1,982
- 3
- 24
- 58
1
vote
1 answer
How to set current url so relative links resolve correctly when injecting custom html in puppeteer?
I am trying to create a new page and manually set its content. Because the url of a blank page with injected code is still about:blank, all of the relative links on the page are broken. Is there a way to set the url of the page without actually…
cubesnyc
- 1,385
- 2
- 15
- 32
1
vote
1 answer
PuppeteerSharp passing parmaters to evaluateFunctionAsync()
Hi I scrape a web page in puppeteersharp and have the script below that get the image on a canvas item since getting the element does not return the background image in it:
var canvasItem = await…
1
vote
0 answers
Puppeteer Sharp error on second download to PDF on ASP MVC 5
I'm implementing the following code to use Puppeteer Sharp for generating PDF on an ASP MVC 5 application, on the first request it works fine, but on any following request it takes too long to load any url and crashes, I tried disabling the headless…
David Ortega
- 915
- 9
- 25
1
vote
1 answer
Puppeteer Function to PuppeteerSharp
I am new to puppeteersharp and puppeteer in general.
I am trying to convert a function that is used in puppeteer to puppeteerSharp and i am wondering how to do it.
Here is the puppeteer function(this one scroll down to the end of the page):
async…
1
vote
0 answers
Is there a specific set of optional args requirements for puppeteer headless performance
I am using puppeteersharp (C# port of puppeteer) chromium headless mode to generate pdf from html.
By default it passes some default args to chromium.
Default args are available at below link in constant name…
PalakM
- 301
- 2
- 17
1
vote
0 answers
PuppeteerSharp LaunchAsync failed on Azure as a Windows .net core 5 App service
My service is working perfectly locally however when I deploy it on Azure as a Windows .net core 5 Free App service, It throws following exception. My code is shown below.
What is the reason for this? Do I have to install any additional…
Patola
- 515
- 8
- 30
1
vote
1 answer
Dynamic website scraping not picking items in C#
I want to site scrape following web page. However, dynamic website scraping libraries like selenium and puppeteersharp do not pick up items shown on the table of this page (see…
Patola
- 515
- 8
- 30
1
vote
0 answers
Puppeteer Sharp: How to get error from EvaluateFunctionAsync / WaitForFunctionAsync
I tried below code but cannot get the actual error which shown in Chromium console.
How can I get the actual error for error handling?
using var browser = await Puppeteer.LaunchAsync(new LaunchOptions {
Headless = true,
ExecutablePath =…
DaiKeung
- 1,077
- 1
- 19
- 38