[Bug] 创建边失败

### Bug Type (问题类型)

other exception / error (其他异常报错)

### Before submit

- [X] 我已经确认现有的 [Issues](https://github.com/hugegraph/hugegraph/issues) 与 [FAQ](https://hugegraph.github.io/hugegraph-doc/guides/faq.html) 中没有相同 / 重复问题

### Environment (环境信息)

- Server Version: v0.12.0
- Backend: RocksDB 1 nodes, HDD
- OS: 8 CPUs, 16 G RAM, Ubuntu 20.04
- Data Size: zero

### Expected & Actual behavior (期望与实际表现)

创建边失败并且没有详细错误信息，这是为何？日志文件hugegraph-server.log无错误信息


### Vertex/Edge example (问题点 / 边数据举例)

_No response_

### Schema [VertexLabel, EdgeLabel, IndexLabel] (元数据结构)

_No response_

Start by reproducing issue #297 with HugeGraph Server v0.12.0 on the reported RocksDB and Ubuntu 20.04 environment, using the screenshot as the available symptom. Inspect hugegraph-server.log and compare the failed edge-creation request with a successful request. Done means identifying the cause and capturing a detailed, actionable error or reproduction.

Written by the indexing model from the issue text.