# How to get this library to work?

**URL:** <https://discourse.processing.org/t/how-to-get-this-library-to-work/32778>\
**Category:** Libraries\
**Created:** [October 12, 2021, 11:06am UTC](https://discourse.processing.org/t/how-to-get-this-library-to-work/32778 "2021-10-12T11:06:42Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![MoonAlien822](https://avatars.discourse-cdn.com/v4/letter/m/65b543/32.png) [@MoonAlien822](https://discourse.processing.org/u/MoonAlien822)\
**Post date:** [October 12, 2021, 11:06am UTC](https://discourse.processing.org/t/how-to-get-this-library-to-work/32778/1 "2021-10-12T11:06:42Z")

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how to get the “unfolding maps” library to work?

 ![image](https://canada1.discourse-cdn.com/flex036/uploads/processingfoundation1/original/2X/a/a8fa7f7f21856ff547bc138cb416d742d1f8a419.png)

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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:** [October 12, 2021, 11:48am UTC](https://discourse.processing.org/t/how-to-get-this-library-to-work/32778/2 "2021-10-12T11:48:20Z")

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Take a look here:

> [@How to display files column by column?](https://discourse.processing.org/t/how-to-display-files-column-by-column/18299/10):
>
> Hello, It works here with Processing 3.5.4 on W10 Pro: Not all the examples have active links to data. slight_smile

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<div class="post-metadata">

**Author:** ![MoonAlien822](https://avatars.discourse-cdn.com/v4/letter/m/65b543/32.png) [@MoonAlien822](https://discourse.processing.org/u/MoonAlien822)\
**Post date:** [October 28, 2021, 6:22pm UTC](https://discourse.processing.org/t/how-to-get-this-library-to-work/32778/3 "2021-10-28T18:22:51Z")

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i managed to get it to work is processing 2 but now i’m getting these errors

Unfolding Map v0.9.6  
Using OpenGLMapDisplay with processing.opengl.PGraphics2D  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/549/336.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/549/336.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/550/336.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/550/336.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/549/335.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/549/335.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/550/335.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/550/335.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/548/335.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/548/335.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/548/336.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/548/336.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/549/337.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/549/337.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/549/334.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/549/334.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/550/337.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/550/337.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/550/334.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/550/334.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/551/335.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/551/335.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/551/336.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/551/336.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/548/337.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/548/337.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/548/334.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/548/334.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/551/334.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/551/334.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/551/337.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/551/337.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/547/336.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/547/336.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/549/333.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/549/333.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/547/335.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/547/335.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/549/338.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/549/338.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/550/333.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/550/333.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/550/338.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/550/338.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/552/335.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/552/335.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/552/336.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/552/336.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/547/337.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/547/337.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/548/333.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/548/333.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/547/334.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/547/334.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/548/338.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/548/338.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/551/338.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/551/338.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/551/333.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/551/333.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/552/334.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/552/334.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/552/337.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/552/337.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/547/333.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/547/333.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/547/338.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/547/338.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/552/333.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/552/333.png) contains bad image data, or may not be an image.  
The file [http://a.www.toolserver.org/tiles/bw-mapnik/10/552/338.png](http://a.www.toolserver.org/tiles/bw-mapnik/10/552/338.png) contains bad image data, or may not be an image.