go
system_error
ai_generated
true
错误:退出状态127
error: exit status 127
ID: go/os-exec-command-exit-status-127
80%修复率
85%置信度
0证据数
2025-12-01首次发现
版本兼容性
| 版本 | 状态 | 引入 | 弃用 | 备注 |
|---|---|---|---|---|
| 1.20 | active | — | — | — |
| 1.21 | active | — | — | — |
根因分析
执行的命令返回退出码127,通常表示在类Unix系统中“命令未找到”。
English
The executed command returned exit code 127, typically meaning 'command not found' in Unix-like systems.
解决方案
-
90% 成功率 Capture stderr and check for 'not found' message
cmd := exec.Command("command") var stderr bytes.Buffer cmd.Stderr = &stderr if err := cmd.Run(); err != nil { if strings.Contains(stderr.String(), "not found") { /* handle */ } }
无效尝试
常见但无效的做法:
-
Assuming it's always a missing dependency
50% 失败
Could be due to wrong path or shell script issue; check stderr.