# Uncaught TypeError for Release 790

**URL:** <https://discourse.stonehearth.net/t/uncaught-typeerror-for-release-790/35813>\
**Category:** Bug Reports\
**Tags:** building, a23r790\
**Created:** [June 7, 2018, 3:50am UTC](https://discourse.stonehearth.net/t/uncaught-typeerror-for-release-790/35813 "2018-06-07T03:50:45Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Hamaxor](https://avatars.discourse-cdn.com/v4/letter/h/ed8c4c/32.png) [@Hamaxor](https://discourse.stonehearth.net/u/Hamaxor)\
**Post date:** [June 7, 2018, 3:50am UTC](https://discourse.stonehearth.net/t/uncaught-typeerror-for-release-790/35813/1 "2018-06-07T03:50:45Z")

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A bug

Build a template Pottery Studio in Release 790 (x64) (non-Beta)

Template to be built.

Unable to build, or delete. No options available. Post edited to break hyperlinks due to new user post with link limited to 2.

release-790 (x64)  
Uncaught TypeError: Cannot read property ‘toLowerCase’ of undefined  
TypeError: Cannot read property ‘toLowerCase’ of undefined  
at http: //radiant/stonehearth/ui/game/modes/build\_mode/building\_templates/building\_templates.js:80:83  
at Object. (http: //radiant/radiant/js/radiant/object.js:300:16)  
at Function.each (http: //radiant/radiant/js/external/jquery-2.1.4.min.js:2:2882)  
at Object.radiant.each (http: //radiant/radiant/js/radiant/object.js:299:15)  
at n.\_sortAndAddTemplatesToMap (http: //radiant/stonehearth/ui/game/modes/build\_mode/building\_templates/building\_templates.js:79:15)  
at n.\_injectCustomTemplates (http: //radiant/stonehearth/ui/game/modes/build\_mode/building\_templates/building\_templates.js:103:12)  
at http: //radiant/stonehearth/ui/game/modes/build\_mode/building\_templates/building\_templates.js:70:18  
at j (http: //radiant/radiant/js/external/jquery-2.1.4.min.js:2:26925)  
at Object.fireWith [as resolveWith] (http: //radiant/radiant/js/external/jquery-2.1.4.min.js:2:27738)  
at e.(anonymous function) (http: //radiant/radiant/js/external/jquery-2.1.4.min.js:2:28718)

No Mods. Left Beta for stability.

Intel Core i7-4790 CPU 3.6o GHz  
8GB Ram  
64 bit OS  
Win 7  
Nvidia GeForce GTX 1050 Ti

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<div class="post-metadata">

**Author:** ![Relyss](https://sea2.discourse-cdn.com/flex022/user_avatar/discourse.stonehearth.net/relyss/32/41785_2.png) [@Relyss](https://discourse.stonehearth.net/u/Relyss)\
**Post date:** [June 7, 2018, 1:17pm UTC](https://discourse.stonehearth.net/t/uncaught-typeerror-for-release-790/35813/2 "2018-06-07T13:17:17Z")

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Thanks for the report, @Hamaxor.

The inability to build or delete might fix if you reload the UI with F5.

Hopefully we’ll get to stable soon and you’ll be able to use the new building editor.