{"action":"opened","issue":{"url":"https://api.github.com/repos/systemed/tilemaker/issues/14","labels_url":"https://api.github.com/repos/systemed/tilemaker/issues/14/labels{/name}","comments_url":"https://api.github.com/repos/systemed/tilemaker/issues/14/comments","events_url":"https://api.github.com/repos/systemed/tilemaker/issues/14/events","html_url":"https://github.com/systemed/tilemaker/issues/14","id":99226071,"number":14,"title":"Assertion failed: (fp_ != 0), function FileReadStream","user":{"login":"crofty","id":12736,"avatar_url":"https://avatars.githubusercontent.com/u/12736?v=3","gravatar_id":"","url":"https://api.github.com/users/crofty","html_url":"https://github.com/crofty","followers_url":"https://api.github.com/users/crofty/followers","following_url":"https://api.github.com/users/crofty/following{/other_user}","gists_url":"https://api.github.com/users/crofty/gists{/gist_id}","starred_url":"https://api.github.com/users/crofty/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/crofty/subscriptions","organizations_url":"https://api.github.com/users/crofty/orgs","repos_url":"https://api.github.com/users/crofty/repos","events_url":"https://api.github.com/users/crofty/events{/privacy}","received_events_url":"https://api.github.com/users/crofty/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-08-05T15:05:00Z","updated_at":"2015-08-05T15:05:00Z","closed_at":null,"body":"Thanks for sharing this tool, I'm keen to try it out but I'm running into an issue.\r\n\r\n```\r\n$ tilemaker liechtenstein-latest.osm.pbf --output=tiles/\r\nAssertion failed: (fp_ != 0), function FileReadStream, file ./include/rapidjson/filereadstream.h, line 44.\r\nzsh: abort      tilemaker liechtenstein-latest.osm.pbf --output=tiles/\r\n```\r\nI'm on OSX, and I installed the dependencies with homebrew:\r\n\r\n```\r\n$ brew install protobuf                    \r\nWarning: protobuf-2.6.1 already installed\r\n$ brew install boost                              \r\nWarning: boost-1.58.0 already installed\r\n$ brew install lua51   \r\nWarning: lua51-5.1.5_2 already installed\r\n$ brew install luabind\r\nWarning: luabind-0.9.1_1 already installed\r\n$ brew install sqlite3\r\nWarning: sqlite-3.8.11 already installed\r\n```\r\n\r\nIt seemed to install correctly:\r\n\r\n```\r\n$ make                             \r\nprotoc --proto_path=include --cpp_out=include include/osmformat.proto include/vector_tile.proto\r\ng++ -O3 -Wall -Wno-unknown-pragmas -Wno-sign-compare -std=c++11 -o tilemaker include/osmformat.pb.cc include/vector_tile.pb.cc src/tilemaker.cpp -I/usr/local/include -I./include -I./src -I/usr/local/include/lua5.1 -I/usr/include/lua5.1 -L/usr/local/lib -lz -llua5.1 -lboost_program_options -lluabind -lsqlite3 -lboost_filesystem -lboost_system -lprotobuf\r\n$ make install\r\n```\r\n\r\nI've tried with both [liechtenstein-latest.osm.pbf](http://download.geofabrik.de/europe/liechtenstein-latest.osm.pbf) and [london_england.osm.pbf](https://s3.amazonaws.com/metro-extracts.mapzen.com/london_england.osm.pbf).\r\n\r\nAny ideas what the issue could be?"}}