| 0x230d | parameter index out of range | The parameter is out of bounds. Check the proper range of the parameter. |
| 0x230e | connection already closed | The connection has been closed. Please check whether the connection is closed and used again, or whether the connection is normal. |
| 0x230f | unknown sql type in tdengine | Check the data type supported by TDengine. |
| 0x2310 | can't register JDBC-JNI driver | The native driver cannot be registered. Please check whether the url is correct. |
| 0x2312 | url is not set | Check whether the REST connection url is correct. |
| 0x2313 | invalid sql | - |
| 0x2314 | numeric value out of range | Check that the correct interface is used for the numeric types in the obtained result set. |
| 0x2315 | unknown taos type in tdengine | Whether the correct TDengine data type is specified when converting the TDengine data type to the JDBC data type. |
| 0x2316 | unknown timestamp precision | - |
| 0x2317 | | wrong request type was used in the REST connection. |
| 0x2318 | | data transmission exception occurred during the REST connection. Please check the network status and try again. |
| 0x2319 | user is required | The user name information is missing when creating the connection |
| 0x231a | password is required | Password information is missing when creating a connection |
| 0x231b | invalid json format | - |
| 0x231c | httpEntity is null, sql: | Execution exception occurred during the REST connection |
| 0x2350 | unknown error | Unknown exception, please return to the developer on github. |
| 0x2351 | failed to create subscription | - |
| 0x2352 | Unsupported encoding | An unsupported character encoding set is specified under the native Connection. |
| 0x2353 | internal error of database, please see taoslog for more details | An error occurs when the prepare statement is executed on the native connection. Check the taos log to locate the fault. |
| 0x2354 | JNI connection is NULL | When the command is executed, the native Connection is closed. Check the connection to TDengine. |
| 0x2355 | JNI result set is NULL | The result set is abnormal. Please check the connection status and try again. |
| 0x2356 | invalid num of fields | The meta information of the result set obtained by the native connection does not match. |
| 0x2357 | empty sql string | Fill in the correct SQL for execution. |
| 0x2358 | fetch to the end of resultSet | - |
| 0x2359 | JNI alloc memory failed, please see taoslog for more details | Memory allocation for the native connection failed. Check the taos log to locate the problem. |
| 0x2371 | consumer properties must not be null! | The parameter is empty when you create a subscription. Please fill in the correct parameter. |
| 0x2372 | configs contain empty key, failed to set consumer property | The parameter key contains a null value. Please enter the correct parameter. |
| 0x2373 | failed to set consumer property, | The parameter value contains a null value. Please enter the correct parameter. |
| 0x2374 | consumer config error | - |
| 0x2375 | topic reference has been destroyed | The topic reference is released during the creation of the data subscription. Check the connection to TDengine. |
| 0x2376 | failed to set consumer topic, topic name is empty | During data subscription creation, the subscription topic name is empty. Check that the specified topic name is correct. |
| 0x2377 | consumer reference has been destroyed | The subscription data transfer channel has been closed. Please check the connection to TDengine. |
| 0x2378 | consumer create error | Failed to create a data subscription. Check the taos log according to the error message to locate the fault. |
| - | can't create connection with server within: | Increase the connection time by adding the httpConnectTimeout parameter, or check the connection to the taos adapter. |
| - | failed to complete the task within the specified time : | Increase the execution time by adding the messageWaitTimeout parameter, or check the connection to the taos adapter. |
| - | can't create connection with server within | Increase the connection time by adding the httpConnectTimeout parameter, or check the connection to the taos adapter. |
| - | failed to complete the task within the specified time | Increase the execution time by adding the messageWaitTimeout parameter, or check the connection to the taos adapter. |