# Playground Keeps Crashing - Graph Errors

**URL:** <https://forum.flow.com/t/playground-keeps-crashing-graph-errors/2527>\
**Category:** Flow Playground\
**Created:** [November 11, 2021, 6:08pm UTC](https://forum.flow.com/t/playground-keeps-crashing-graph-errors/2527 "2021-11-11T18:08:03Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![seeward](https://avatars.discourse-cdn.com/v4/letter/s/82dd89/32.png) [@seeward](https://forum.flow.com/u/seeward)\
**Post date:** [November 11, 2021, 6:08pm UTC](https://forum.flow.com/t/playground-keeps-crashing-graph-errors/2527/1 "2021-11-11T18:08:03Z")

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![Screenshot 2021-11-11 at 20.05.07](https://us1.discourse-cdn.com/flex022/uploads/flow/original/1X/9e110f381871064278d3c003f8bcc3ce410366f1.png)

I am not able to deploy the (unedited example) contracts or execute transactions int the playground. I get the above error or a completely white screen.

Could this be just for me?

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**Author:** ![bruno](https://avatars.discourse-cdn.com/v4/letter/b/c77e96/32.png) [@bruno](https://forum.flow.com/u/bruno)\
**Post date:** [November 12, 2021, 7:38pm UTC](https://forum.flow.com/t/playground-keeps-crashing-graph-errors/2527/2 "2021-11-12T19:38:11Z")

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could you please share the operating system and browser in which the playground is running?

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**Author:** ![seeward](https://avatars.discourse-cdn.com/v4/letter/s/82dd89/32.png) [@seeward](https://forum.flow.com/u/seeward)\
**Post date:** [November 12, 2021, 8:21pm UTC](https://forum.flow.com/t/playground-keeps-crashing-graph-errors/2527/3 "2021-11-12T20:21:38Z")

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Mac Os Big Sur 11.5.2 - both Chrome and Firefox (newest versions)

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**Author:** ![bruno](https://avatars.discourse-cdn.com/v4/letter/b/c77e96/32.png) [@bruno](https://forum.flow.com/u/bruno)\
**Post date:** [November 17, 2021, 5:29pm UTC](https://forum.flow.com/t/playground-keeps-crashing-graph-errors/2527/4 "2021-11-17T17:29:21Z")

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@flowjosh do you have any idea of what may be causing this error?

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**Author:** ![flowjosh](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.flow.com/flowjosh/32/362_2.png) [@flowjosh](https://forum.flow.com/u/flowjosh)\
**Post date:** [November 17, 2021, 5:33pm UTC](https://forum.flow.com/t/playground-keeps-crashing-graph-errors/2527/5 "2021-11-17T17:33:39Z")

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@seeward Do you have cookies enabled on the playground website? The playground requires cookies to function properly

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**Author:** ![seeward](https://avatars.discourse-cdn.com/v4/letter/s/82dd89/32.png) [@seeward](https://forum.flow.com/u/seeward)\
**Post date:** [December 6, 2021, 6:40am UTC](https://forum.flow.com/t/playground-keeps-crashing-graph-errors/2527/6 "2021-12-06T06:40:14Z")

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i did have cookies enabled - however, it is now working. thanks for the effort to respond.