I've been trying to make a pdf report with dashboard 2. I've tried with node-red-contrib-pdfmake2 (node) - Node-RED , but I only get an error ("TypeError: Cannot read properties of undefined (reading 'vfs')"). I've also tried with wkhtmltopdf, but it doesn't work either. Is there any current way to…

Thanks. I can't try anything because node gives me an error. TypeError: Cannot read properties of undefined (reading 'vfs').

When do you get that error (before/after a msg enters into the node)? How do you see that error? Is node-red starting up? Also, what version of node-red and nodejs are you using? Lastly, have you tried using the original node-red-contrib-pdfmake ?

I get the error when deploying. I tried both pdfmake and pdfmake2. nodejs --> v18.19.0 node-red --> v4.0.5 [Captura de Pantalla 2024-12-26 a la(s) 17.51.02]

If you click on the node id in the debug node (the number starting 40aa) which node in your flow is selected? It is often a good idea to give nodes names so that you don't end up with node ids in debug.

the pdfmake node. [Captura de Pantalla 2024-12-27 a la(s) 10.13.59]

And you are saying that it does that immediately on deploy, even without you clicking the Inject button?

Yes, even without clicking on the inject.

What OS and hardware are you running on? How do you run node-red? In a command window, stop node red then start it again and post the full log output here. Copy/paste, not screenshot. Also select the three nodes you show and Export them and paste the export here. In case you don't know, in orde…

I finally rebooted everything, reinstalled and now it doesn't show me the error. Thanks.

Node-RED

Node-RED Forum

How to generate a pdf report from dashboard 2

Dashboard

Steve-Mcl 26 December 2024 15:41 2

There are plenty of examples knocking around the forum e.g: Hide/Show elements in a pdf with node-red-contrib-pdfmake - #4 by Steve-Mcl

Topic		Replies	Views
How to generate the PDF from Node-Red General node-red-dashboard , database , function-node	6	559	29 June 2023
Extract the dashboard as pdf Dashboard node-red-dashboard	3	243	15 February 2024
Generate screenshot of a dashboard chart for a PDF General node-red-dashboard , chart , function-node , pdf	4	442	23 February 2024
Display a chart in PDF General	16	3531	24 June 2021
PDF from dashboard General dashboard	9	632	29 March 2023

Copyright OpenJS Foundation and Node-RED contributors. All rights reserved. The OpenJS Foundation has registered trademarks and uses trademarks. For a list of trademarks of the OpenJS Foundation, please see our Trademark Policy and Trademark List. Trademarks and logos not indicated on the list of OpenJS Foundation trademarks are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.

How to generate a pdf report from dashboard 2

Related topics