binarywang/WxJava · error · IllegalArgumentException

缺少tagId参数

Error message

缺少tagId参数

What it means

Error "缺少tagId参数" thrown in binarywang/WxJava.

Source

Thrown at weixin-java-cp/src/main/java/me/chanjar/weixin/cp/api/impl/WxCpTagServiceImpl.java:134

      for (String userId : userIds) {
        jsonArray.add(new JsonPrimitive(userId));
      }
      jsonObject.add("userlist", jsonArray);
    }

    if (partyIds != null) {
      JsonArray jsonArray = new JsonArray();
      for (String userId : partyIds) {
        jsonArray.add(new JsonPrimitive(userId));
      }
      jsonObject.add("partylist", jsonArray);
    }
  }

  @Override
  public WxCpTagGetResult get(String tagId) throws WxErrorException {
    if (tagId == null) {
      throw new IllegalArgumentException("缺少tagId参数");
    }

    String url = String.format(this.mainService.getWxCpConfigStorage().getApiUrl(TAG_GET), tagId);
    String responseContent = this.mainService.get(url, null);
    return WxCpTagGetResult.fromJson(responseContent);
  }
}

View on GitHub (pinned to 1c43293a3c)

Solutions

1. 调用标签相关接口时传入非空的 tagId 参数。
2. 在调用前先创建或查询标签获取有效的 tagId。

When it happens

Trigger: Thrown at weixin-java-cp/src/main/java/me/chanjar/weixin/cp/api/impl/WxCpTagServiceImpl.java:134 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of binarywang/WxJava@1c43293a3c (2026-08-14). Data as JSON: /api/errors/e63157019f43de52. Report an issue: GitHub.