$ docker-compose exec gitbase mysql -u root gitbase ... Server version: 5.5.10-Vitess MySQL [gitbase]> select * from files as f where blob_hash = '24a8e87939aa53cdd833f6be7610cb4972e063ad' and repository_id = 'github.com/dotnet-architecture/eShopOnUWP' and tree_hash = '7f8975e61c440a66a33eb8702655e393efcaaac3'; +-------------------------------------------+----------------+------------------------------------------+------------------------------------------+-----------------+--------------------------------------------+-----------+ | repository_id | file_path | blob_hash | tree_hash | tree_entry_mode | blob_content | blob_size | +-------------------------------------------+----------------+------------------------------------------+------------------------------------------+-----------------+--------------------------------------------+-----------+ | github.com/dotnet-architecture/eShopOnUWP | .gitattributes | 24a8e87939aa53cdd833f6be7610cb4972e063ad | 7f8975e61c440a66a33eb8702655e393efcaaac3 | 0100644 | *.png filter=lfs diff=lfs merge=lfs -text | 42 | +-------------------------------------------+----------------+------------------------------------------+------------------------------------------+-----------------+--------------------------------------------+-----------+ 1 row in set (0.06 sec) MySQL [gitbase]> select loc(f.file_path, f.blob_content) as loc_value from files as f where blob_hash = '24a8e87939aa53cdd833f6be7610cb4972e063ad' and repository_id = 'github.com/dotnet-architecture/eShopOnUWP' and tree_hash = '7f8975e61c440a66a33eb8702655e393efcaaac3' -> ; ERROR 2013 (HY000): Lost connection to MySQL server during query 

gitbase_1 | time="2019-10-22T18:37:41Z" level=info msg="audit trail" action=authorization address="127.0.0.1:52402" connection_id=1 permission=read pid=3 query="select loc(f.file_path, f.blob_content) as loc_value from files as f where blob_hash = '24a8e87939aa53cdd833f6be7610cb4972e063ad' and repository_id = 'github.com/dotnet-architecture/eShopOnUWP' and tree_hash = '7f8975e61c440a66a33eb8702655e393efcaaac3'" success=true system=audit user=root gitbase_1 | panic: runtime error: invalid memory address or nil pointer dereference gitbase_1 | [signal SIGSEGV: segmentation violation code=0x1 addr=0x18 pc=0xefc187] gitbase_1 | gitbase_1 | goroutine 48 [running]: gitbase_1 | github.com/src-d/gitbase/internal/function.(*LOC).getLanguage(0xc000c29a80, 0xc0010154a0, 0xe, 0xc00152a000, 0x2a, 0x600, 0xe, 0xc00152a000, 0x2a, 0x600) gitbase_1 |	/go/src/github.com/src-d/gitbase/internal/function/loc.go:148 +0x77 gitbase_1 | github.com/src-d/gitbase/internal/function.(*LOC).Eval(0xc000c29a80, 0xc0001714a0, 0xc00031a7e0, 0x7, 0x7, 0x0, 0x0, 0x0, 0x0) gitbase_1 |	/go/src/github.com/src-d/gitbase/internal/function/loc.go:78 +0x217 gitbase_1 | github.com/src-d/go-mysql-server/sql/expression.(*Alias).Eval(0xc000c29aa0, 0xc0001701e0, 0xc00031a7e0, 0x7, 0x7, 0xc000d77d60, 0x82f72d, 0xc000170460, 0xbf63f0fd569a4afe) gitbase_1 |	/go/pkg/mod/github.com/src-d/go-mysql-server@v0.4.1-0.20190821121850-0e0249cf7bc0/sql/expression/alias.go:27 +0x5f gitbase_1 | github.com/src-d/go-mysql-server/sql/plan.filterRow(0xc0001701e0, 0xc000305f30, 0x1, 0x1, 0xc00031a7e0, 0x7, 0x7, 0xc000d77dd0, 0x48b2e6, 0x5daf4c75, ...) gitbase_1 |	/go/pkg/mod/github.com/src-d/go-mysql-server@v0.4.1-0.20190821121850-0e0249cf7bc0/sql/plan/project.go:131 +0xd4 gitbase_1 | github.com/src-d/go-mysql-server/sql/plan.(*iter).Next(0xc000cf6080, 0x477d0bfab, 0x254b760, 0x1733b40, 0x0, 0x25726a0) gitbase_1 |	/go/pkg/mod/github.com/src-d/go-mysql-server@v0.4.1-0.20190821121850-0e0249cf7bc0/sql/plan/project.go:117 +0xc3 gitbase_1 | github.com/src-d/go-mysql-server/sql.(*spanIter).Next(0xc000170be0, 0xc000d77eac, 0x3, 0x2, 0xc00014a400, 0x0) gitbase_1 |	/go/pkg/mod/github.com/src-d/go-mysql-server@v0.4.1-0.20190821121850-0e0249cf7bc0/sql/session.go:361 +0x5d gitbase_1 | github.com/src-d/go-mysql-server/sql/plan.(*exchangeRowIter).iterPartition(0xc00014a420, 0x17304a0, 0xc000eec330) gitbase_1 |	/go/pkg/mod/github.com/src-d/go-mysql-server@v0.4.1-0.20190821121850-0e0249cf7bc0/sql/plan/exchange.go:234 +0x255 gitbase_1 | github.com/src-d/go-mysql-server/sql/plan.(*exchangeRowIter).start.func1(0xc00014a420, 0xc000484040, 0x17304a0, 0xc000eec330) gitbase_1 |	/go/pkg/mod/github.com/src-d/go-mysql-server@v0.4.1-0.20190821121850-0e0249cf7bc0/sql/plan/exchange.go:159 +0x3f gitbase_1 | created by github.com/src-d/go-mysql-server/sql/plan.(*exchangeRowIter).start gitbase_1 |	/go/pkg/mod/github.com/src-d/go-mysql-server@v0.4.1-0.20190821121850-0e0249cf7bc0/sql/plan/exchange.go:158 +0x10d