[Bug] 【应用日志】应用日志点击导出，导出内容是"{"code": 500, "message": "substring not found", "data": null}" #3071
Description
Contact Information
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MaxKB Version
v1.10.7-lts
Problem Description
【应用日志】应用日志点击导出，导出内容是"{"code": 500, "message": "substring not found", "data": null}"
Steps to Reproduce
【应用日志】应用日志点击导出，导出内容是"{"code": 500, "message": "substring not found", "data": null}"
The expected correct result
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Related log output
Additional Information
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