Github failed to write index

Describes the cause and action for error messages.

Error Message(English)：
failed to write index

Resolution

Failed to write index state due to incorrect syntax in directory ... - GitHub
https://github.com/elastic/elasticsearch/issues/7800

Writing index after merge throws error ・ Issue #1128 ・ nodegit ... - GitHub
https://github.com/nodegit/nodegit/issues/1128

amp/git.rs at master ・ jmacdonald/amp ・ GitHub
https://github.com/jmacdonald/amp/blob/master/src/commands/git.rs

corrupted disk should be removed automatically if index ... - GitHub
https://github.com/elastic/elasticsearch/issues/20245

hts/index_write.go at master ・ biogo/hts ・ GitHub
https://github.com/biogo/hts/blob/master/internal/index_write.go

astrometry.net/blind.c at master ・ dstndstn/astrometry.net ・ GitHub
https://github.com/dstndstn/astrometry.net/blob/master/blind/blind.c

libgit2/index.c at master ・ libgit2/libgit2 ・ GitHub
https://github.com/libgit2/libgit2/blob/master/src/index.c

Git repository locked on El Capitan - Stack Overflow
https://stackoverflow.com/questions/32958626/git-repository-locked-on-el-capitan

Change Log - syntevo
https://www.syntevo.com/smartgit/changelog-8.0.x.txt