{"action":"closed","issue":{"url":"https://api.github.com/repos/JuliaLang/julia/issues/23880","repository_url":"https://api.github.com/repos/JuliaLang/julia","labels_url":"https://api.github.com/repos/JuliaLang/julia/issues/23880/labels{/name}","comments_url":"https://api.github.com/repos/JuliaLang/julia/issues/23880/comments","events_url":"https://api.github.com/repos/JuliaLang/julia/issues/23880/events","html_url":"https://github.com/JuliaLang/julia/issues/23880","id":260671500,"number":23880,"title":"`invalid character index` in printf with unicode","user":{"login":"JeffBezanson","id":744556,"avatar_url":"https://avatars0.githubusercontent.com/u/744556?v=4","gravatar_id":"","url":"https://api.github.com/users/JeffBezanson","html_url":"https://github.com/JeffBezanson","followers_url":"https://api.github.com/users/JeffBezanson/followers","following_url":"https://api.github.com/users/JeffBezanson/following{/other_user}","gists_url":"https://api.github.com/users/JeffBezanson/gists{/gist_id}","starred_url":"https://api.github.com/users/JeffBezanson/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/JeffBezanson/subscriptions","organizations_url":"https://api.github.com/users/JeffBezanson/orgs","repos_url":"https://api.github.com/users/JeffBezanson/repos","events_url":"https://api.github.com/users/JeffBezanson/events{/privacy}","received_events_url":"https://api.github.com/users/JeffBezanson/received_events","type":"User","site_admin":false},"labels":[{"id":97636,"url":"https://api.github.com/repos/JuliaLang/julia/labels/bug","name":"bug","color":"e10c02","default":true},{"id":47509082,"url":"https://api.github.com/repos/JuliaLang/julia/labels/regression","name":"regression","color":"ff2510","default":false},{"id":269951426,"url":"https://api.github.com/repos/JuliaLang/julia/labels/strings","name":"strings","color":"006b75","default":false},{"id":82096350,"url":"https://api.github.com/repos/JuliaLang/julia/labels/unicode","name":"unicode","color":"5f4a60","default":false}],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":6,"created_at":"2017-09-26T15:36:26Z","updated_at":"2017-09-29T15:40:04Z","closed_at":"2017-09-29T15:40:04Z","author_association":"OWNER","body":"I'm seeing this:\r\n\r\n```\r\njulia> @printf(\"%d×%d\", 1, 2)\r\nERROR: LoadError: UnicodeError: invalid character index\r\nStacktrace:\r\n [1] getindex(::String, ::UnitRange{Int64}) at ./strings/string.jl:253\r\n [2] parse(::String) at ./printf.jl:45\r\n [3] gen(::String) at ./printf.jl:14\r\n [4] _printf(::String, ::Symbol, ::String, ::Tuple{Int64,Int64}) at ./printf.jl:1148\r\n [5] @printf(::LineNumberNode, ::Module, ::Vararg{Any,N} where N) at ./printf.jl:1218\r\nin expression starting at REPL[1]:1\r\n```\r\n"}}
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