{"record":{"id":"14a0b1b694cdf510","repo":"chinabugotech/hutool","slug":"no-format-fit-for-date-string","errorCode":null,"errorMessage":"No format fit for date String [{}] !","messagePattern":"No format fit for date String \\[(.+?)\\] !","errorType":"exception","errorClass":"DateException","httpStatus":null,"severity":"error","filePath":"hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java","lineNumber":956,"sourceCode":"\t\t\t} else {\n\t\t\t\t// 格式类似：2018-09-13T05:34:31-08:00\n\t\t\t\treturn new DateTime(iso8601String, DatePattern.UTC_WITH_XXX_OFFSET_FORMAT);\n\t\t\t}\n\t\t} else {\n\t\t\tif (length == DatePattern.UTC_SIMPLE_PATTERN.length() - 2) {\n\t\t\t\t// 格式类似：2018-09-13T05:34:31\n\t\t\t\treturn parse(iso8601String, DatePattern.UTC_SIMPLE_FORMAT);\n\t\t\t} else if (length == DatePattern.UTC_SIMPLE_PATTERN.length() - 5) {\n\t\t\t\t// 格式类似：2018-09-13T05:34\n\t\t\t\treturn parse(iso8601String + \":00\", DatePattern.UTC_SIMPLE_FORMAT);\n\t\t\t} else if (StrUtil.contains(iso8601String, CharUtil.DOT)) {\n\t\t\t\t// 可能为： 2021-03-17T06:31:33.99\n\t\t\t\tiso8601String = normalizeMillSeconds(iso8601String, \".\", null);\n\t\t\t\treturn parse(iso8601String, DatePattern.UTC_SIMPLE_MS_FORMAT);\n\t\t\t}\n\t\t}\n\t\t// 没有更多匹配的时间格式\n\t\tthrow new DateException(\"No format fit for date String [{}] !\", iso8601String);\n\t}\n\n\t/**\n\t * 解析CST时间，格式：
\n\t *
    \n\t *
  1. EEE MMM dd HH:mm:ss z yyyy（例如：Wed Aug 01 00:00:00 CST 2012）
    2. \n\t *
\n\t *\n\t * @param cstString UTC时间\n\t * @return 日期对象\n\t * @since 4.6.9\n\t * @deprecated 理解错误，请使用{@link #parseRFC2822(CharSequence)}\n\t */\n\t@Deprecated\n\tpublic static DateTime parseCST(CharSequence cstString) {\n\t\treturn parseRFC2822(cstString);\n\t}\n","sourceCodeStart":938,"sourceCodeEnd":974,"githubUrl":"https://github.com/chinabugotech/hutool/blob/8870454b2a0c29cc6ffd31dcf5667c8ceb2fc442/hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java#L938-L974","documentation":"Error \"No format fit for date String [{}] !\" thrown in chinabugotech/hutool.","triggerScenarios":"Thrown at hutool-core/src/main/java/cn/hutool/core/date/DateUtil.java:956 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Trim the input and ensure it uses a known date format (e.g. yyyy-MM-dd).","Specify the expected format explicitly via DateUtil.parse(str, format).","Normalize separators and timezone info before parsing."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"8870454b2a0c29cc6ffd31dcf5667c8ceb2fc442","analyzedAt":"2026-08-14T04:01:12.892Z","schemaVersion":2},"datasetVersion":"2026-08-14T05:17:29.042Z"}