{"record":{"id":"6bf5b81db31e5347","repo":"Tencent/WeKnora","slug":"missing-query","errorCode":null,"errorMessage":"missing query","messagePattern":"missing query","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"internal/agent/tools/search_conversations.go","lineNumber":119,"sourceCode":"}\n\n// Execute searches the user's own past conversations.\nfunc (t *SearchConversationsTool) Execute(\n\tctx context.Context, args json.RawMessage,\n) (*types.ToolResult, error) {\n\tvar input SearchConversationsInput\n\tif err := json.Unmarshal(args, &input); err != nil {\n\t\treturn &types.ToolResult{\n\t\t\tSuccess: false,\n\t\t\tError:   fmt.Sprintf(\"Failed to parse args: %v\", err),\n\t\t}, err\n\t}\n\tquery := strings.TrimSpace(input.Query)\n\tif query == \"\" {\n\t\treturn &types.ToolResult{\n\t\t\tSuccess: false,\n\t\t\tError:   \"query is required\",\n\t\t}, fmt.Errorf(\"missing query\")\n\t}\n\tif t.messageService == nil {\n\t\treturn &types.ToolResult{\n\t\t\tSuccess: false,\n\t\t\tError:   \"conversation history search is not available\",\n\t\t}, fmt.Errorf(\"no message service\")\n\t}\n\n\tlimit := input.Limit\n\tif limit <= 0 {\n\t\tlimit = 5\n\t}\n\tif limit > searchConversationsMaxResults {\n\t\tlimit = searchConversationsMaxResults\n\t}\n\n\tresult, err := t.messageService.SearchMessages(ctx, &types.MessageSearchParams{\n\t\tQuery: query,","sourceCodeStart":101,"sourceCodeEnd":137,"githubUrl":"https://github.com/Tencent/WeKnora/blob/988cbb03305e055d8ebb7d46d9ac6cc0803cd074/internal/agent/tools/search_conversations.go#L101-L137","documentation":"Input validation in SearchConversationsTool.Execute: the user-supplied query, after trimming whitespace, is empty. The tool refuses to search the user's own past conversations with no search term, returning a failed ToolResult plus this Go error so the agent loop can ask for a query.","triggerScenarios":"Thrown at internal/agent/tools/search_conversations.go:119 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Provide a non-empty search query","Reject blank queries during input schema validation"],"exampleFix":null,"handlingStrategy":"validation","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"988cbb03305e055d8ebb7d46d9ac6cc0803cd074","analyzedAt":"2026-09-02T14:41:08.344Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}