Tips to Resolve the Error “loading preloads: Could not find renderer”

Python is a well-recognized programming language used for creating various applications and web pages. Many Python developers and programmers only work with Python to design numerous great applications that are awe-inspiring. This programming language is used extensively as it is a simple-to-understand language even beginners can easily learn it. Jupyter is also a well-known tool used to present and develop data science projects and run documents through web browsers interactively. It is used to run Python program code using Read-Eval-Print-Loop (REPL model). When working with Jupyter, you may get the error warning “loading preloads: Could not find renderer”.

You don’t need to panic whenever you encounter this error as we have amazing options to help you resolve the error. We make it simpler for you to understand by providing valuable information. Go ahead with the post to fix the error. Let’s first check out how you get the error to pop up

How do you get the error?

You get the error when you try to run Jupyter in the vs code. Have a look at the script you may use that return the error

import os
from import DataLoader
from torchvision.datasets import ImageFolder
import torchvision.transforms as tt
import torch
import torch.nn as nn
import cv2
from tqdm.notebook import tqdm
import torch.nn.functional as F
from torchvision.utils import save_image
from torchvision.utils import make_grid
import matplotlib.pyplot as plt
%matplotlib inline

After executing this, you get the following error warning

Error loading preloads:
Could not find renderer

How To Solve the Error “loading preloads: Could not find renderer”

We come up with a few simple yet really effective solutions to fix the error.

Solution 1 – Reinstall the Jupyter extension

One of the simplest ways to handle the error warning is to reinstall the Jupyter extension. Jupyter notebook renderers extension is the recommended one. In case you don’t have it installed, then install it as it helps you use the code of Visual studios. Furthermore, the extension offers numerous Jupyter output types.

  • To reinstall the Jupyter notebook renderers extension, then follow the below procedure
  • Open the jupyter extension tab
  • Tap the uninstall button
  • Click the Install Another Version under the drop-down arrow
  • Make sure to install the latest version

This way, you can resolve the error.

Solution 2 – Check the iframe Windows output

In order to run the workaround, you can create iframe windows to check if it shows the output to check, you can use the below code

import as pio pio.renderers.default = 'iframe_connected'

Solution 3 – Relaunch the IDE

Relaunching the IDE is another way of solving the error efficiently. Restarting can sometimes really effective to solve the issue. It helps you loads all the file after restarting it.

Solution 4 – Reload the Window by pressing Ctrl+shift+P

To fix the error, try pressing Ctrl+shift+P using your keyboard and then select Reload Window. This mini solution really works wonders when it comes to solving the error.


We highlighted the solutions to help you get rid of the error warning “loading preloads: Could not find renderer”. You can pick the one that fits your requirements.

I hope you liked it and find it informative!

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