# \[Bug #409\] Can't modify frozen ... の型

**URL:** <https://www.ruby-forum.com/t/bug-409-cant-modify-frozen-b-n7-b/145722>\
**Category:** Development\
**Created:** [August 13, 2008, 10:59am UTC](https://www.ruby-forum.com/t/bug-409-cant-modify-frozen-b-n7-b/145722 "2008-08-13T10:59:03Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Yukihiro\_M](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c57346/32.png) [@Yukihiro\_M](https://www.ruby-forum.com/u/Yukihiro_M)\
**Post date:** [August 13, 2008, 10:59am UTC](https://www.ruby-forum.com/t/bug-409-cant-modify-frozen-b-n7-b/145722/1 "2008-08-13T10:59:03Z")

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e$B%A%1%C%He(B #409 e$B$,99?7$5$l$^$7$?!#e(B (by Yukihiro M.)

frozene$B$H$$$&!V\>uBV!W$O$O$?$7$F7?e(B(type)e$B$J$N$+G:$s$@$"$2$/$NJQ99$J$N$G$9$,!"JQ99$7$J$$J}$,$h$$$G$7$g$&$+!#e(B

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[http://redmine.ruby-lang.org/issues/show/409](http://redmine.ruby-lang.org/issues/show/409)