# Slicer 4.11.0-2020-09-28 does not start succesfully

**URL:** <https://discourse.slicer.org/t/slicer-4-11-0-2020-09-28-does-not-start-succesfully/13749>\
**Category:** Support\
**Created:** [September 29, 2020, 3:44pm UTC](https://discourse.slicer.org/t/slicer-4-11-0-2020-09-28-does-not-start-succesfully/13749 "2020-09-29T15:44:13Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![jamesobutler](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/jamesobutler/32/7511_2.png) [@jamesobutler](https://discourse.slicer.org/u/jamesobutler)\
**Post date:** [September 29, 2020, 3:44pm UTC](https://discourse.slicer.org/t/slicer-4-11-0-2020-09-28-does-not-start-succesfully/13749/1 "2020-09-29T15:44:13Z")

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This is to alert any other users that might come to the forum that today’s Slicer Preview build (Slicer 4.11.0-2020-09-28) does not start successfully. The issue can be tracked at [Slicer 4.11.0-2020-09-28 does not start successfully · Issue #5208 · Slicer/Slicer · GitHub](https://github.com/Slicer/Slicer/issues/5208). You might have observed an error such as the following on startup:  
 ![image](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/6/7/67bc6cde4e3dfd2c4894ba9710f7174db59903f6.png)

For now you can use the previous Slicer Preview build for Windows available at the following link:  
[http://slicer.kitware.com/midas3/api/rest?method=midas.bitstream.download&name=Slicer-4.11.0-2020-09-25-win-amd64.exe&checksum=5e26ad3bfdc54f3c95221a583acc655e](http://slicer.kitware.com/midas3/api/rest?method=midas.bitstream.download&name=Slicer-4.11.0-2020-09-25-win-amd64.exe&checksum=5e26ad3bfdc54f3c95221a583acc655e)

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<div class="post-metadata">

**Author:** ![jamesobutler](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/jamesobutler/32/7511_2.png) [@jamesobutler](https://discourse.slicer.org/u/jamesobutler)\
**Post date:** [September 29, 2020, 8:41pm UTC](https://discourse.slicer.org/t/slicer-4-11-0-2020-09-28-does-not-start-succesfully/13749/2 "2020-09-29T20:41:11Z")

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This has been resolved by [https://github.com/Slicer/Slicer/pull/5210](https://github.com/Slicer/Slicer/pull/5210).

Tomorrow’s Slicer Preview build should be successful on Windows again.