# Ladder Removal Bug

**URL:** <https://discourse.stonehearth.net/t/ladder-removal-bug/18610>\
**Category:** Resolved Reports\
**Tags:** resolved\
**Created:** [December 24, 2015, 3:15pm UTC](https://discourse.stonehearth.net/t/ladder-removal-bug/18610 "2015-12-24T15:15:26Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Bradley\_Hieber](https://avatars.discourse-cdn.com/v4/letter/b/ad7895/32.png) [@Bradley\_Hieber](https://discourse.stonehearth.net/u/Bradley_Hieber)\
**Post date:** [December 24, 2015, 3:15pm UTC](https://discourse.stonehearth.net/t/ladder-removal-bug/18610/1 "2015-12-24T15:15:27Z")

</div>

**Title:**

**Summary:**  
Looks like buildings won’t finish  
Unable to reproduce at the moment.  
**Steps to reproduce:**  
1)  
2)  
3)

**Expected Results:**

**Actual Results:**

**Notes:**

**Attachments:**  
release-489 (x64)…services/server/build/ladder\_builder\_destructor.luac:9: attempt to call method ‘release\_handle’ (a nil value)stack traceback:  
[C]: in function ‘release\_handle’  
…services/server/build/ladder\_builder\_destructor.luac:9: in function \<…services/server/build/ladder\_builder\_destructor.luac:5\>  
[C]: in function ‘destroy’  
…earth/services/server/build/scaffolding\_manager.luac:58: in function ‘\_remove\_ladders’  
…earth/services/server/build/scaffolding\_manager.luac:55: in function ‘\_check\_remove\_ladders’  
…earth/services/server/build/scaffolding\_manager.luac:48: in function \<…earth/services/server/build/scaffolding\_manager.luac:48\>

**Versions and Mods:**

**System Information:**  
Windows 10  
Intel I7-5960X  
32GB RAM