{"id":"de330e4e73320f08","repo":"docker/cli","slug":"not-allowed-to-alias-with-builtin-q-as-target","errorCode":null,"errorMessage":"not allowed to alias with builtin %q as target","messagePattern":"not allowed to alias with builtin %q as target","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"cmd/docker/aliases.go","lineNumber":33,"sourceCode":")\n\nvar allowedAliases = map[string]struct{}{\n\tkeyBuilderAlias: {},\n}\n\nfunc processAliases(dockerCli command.Cli, cmd *cobra.Command, args, osArgs []string) ([]string, []string, []string, error) {\n\tvar err error\n\tvar envs []string\n\taliasMap := dockerCli.ConfigFile().Aliases\n\taliases := make([][2][]string, 0, len(aliasMap))\n\n\tfor k, v := range aliasMap {\n\t\tif _, ok := allowedAliases[k]; !ok {\n\t\t\treturn args, osArgs, envs, fmt.Errorf(\"not allowed to alias %q (allowed: %#v)\", k, allowedAliases)\n\t\t}\n\t\tif c, _, err := cmd.Find(strings.Split(v, \" \")); err == nil {\n\t\t\tif !pluginmanager.IsPluginCommand(c) {\n\t\t\t\treturn args, osArgs, envs, fmt.Errorf(\"not allowed to alias with builtin %q as target\", v)\n\t\t\t}\n\t\t}\n\t\taliases = append(aliases, [2][]string{{k}, {v}})\n\t}\n\n\targs, osArgs, envs, err = processBuilder(dockerCli, cmd, args, os.Args)\n\tif err != nil {\n\t\treturn args, os.Args, envs, err\n\t}\n\n\tfor _, al := range aliases {\n\t\tvar didChange bool\n\t\targs, didChange = stringSliceReplaceAt(args, al[0], al[1], 0)\n\t\tif didChange {\n\t\t\tosArgs, _ = stringSliceReplaceAt(osArgs, al[0], al[1], -1)\n\t\t\tbreak\n\t\t}\n\t}","sourceCodeStart":15,"sourceCodeEnd":51,"githubUrl":"https://github.com/docker/cli/blob/e9452d6e785f6e365712b9d71bd7517591773c86/cmd/docker/aliases.go#L15-L51","documentation":"Error \"not allowed to alias with builtin %q as target\" thrown in docker/cli.","triggerScenarios":"Thrown at cmd/docker/aliases.go:33 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"analyzedSha":"e9452d6e785f6e365712b9d71bd7517591773c86","analyzedAt":"2026-08-01T07:09:22.474Z","schemaVersion":2}