# \[Bug #3463\]\[Closed\] 1.9.2-preview3 で \[BUG\] gc\_sweep(): unknown data type 0x0

**URL:** <https://www.ruby-forum.com/t/bug-3463-closed-1-9-2-preview3-b-g-b-bug-gc-sweep-unknown-data-type-0x0/190619>\
**Category:** Development\
**Created:** [June 23, 2010, 10:48pm UTC](https://www.ruby-forum.com/t/bug-3463-closed-1-9-2-preview3-b-g-b-bug-gc-sweep-unknown-data-type-0x0/190619 "2010-06-23T22:48:00Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![nobu](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/n/e9c0ed/32.png) [@nobu](https://www.ruby-forum.com/u/nobu)\
**Post date:** [June 23, 2010, 10:48pm UTC](https://www.ruby-forum.com/t/bug-3463-closed-1-9-2-preview3-b-g-b-bug-gc-sweep-unknown-data-type-0x0/190619/1 "2010-06-23T22:48:00Z")

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e$B%A%1%C%He(B #3463 e$B$,99?7$5$l$^$7$?!#e(B (by Nobuyoshi N.)

e$B%9%F!\<%?%9e(B Opene$B$+$ie(BClosede$B$KJQ99e(B  
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B

This issue was solved with changeset r28413.  
Tomoyuki, thank you for reporting this issue.  
Your contribution to Ruby is greatly appreciated.  
May Ruby be with you.

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[http://redmine.ruby-lang.org/issues/show/3463](http://redmine.ruby-lang.org/issues/show/3463)