# Processing Does Not Appear To Start

**URL:** <https://discourse.processing.org/t/processing-does-not-appear-to-start/46400>\
**Category:** Beginners\
**Created:** [May 16, 2025, 2:33pm UTC](https://discourse.processing.org/t/processing-does-not-appear-to-start/46400 "2025-05-16T14:33:04Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![glv](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/glv/32/18785_2.png) [@glv](https://discourse.processing.org/u/glv)\
**Post date:** [May 19, 2025, 7:41pm UTC](https://discourse.processing.org/t/processing-does-not-appear-to-start/46400/6 "2025-05-19T19:41:11Z")

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> [@fredstout](#):
>
> From time to time, I find that a devious, difficult-to-find bug is nothing more than my own error.

Hi @fredstout ,

It has happened to me… and you learn from it!

Some tools that may be of interest:

> [@Loading a 100MB PNG and draw it on the canvas but it eats 1GB of RAM frowning](https://discourse.processing.org/t/loading-a-100mb-png-and-draw-it-on-the-canvas-but-it-eats-1gb-of-ram/37791/3):
>
> Hello, There are tools that you can use to monitor memory usage such as VisualVM: [https://visualvm.github.io/](https://visualvm.github.io/) I found this Java.lang.Runtime class useful to monitor memory usage: I created a couple of images in different formats (JPG and PNG) that were 15000x7000 in image size in pixels which is not the same as image size of the file. The image size of the file is in the comments in the code below and here: Results: The size in memory is the same and it make…

`:)`

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