1# Utils FAQ<a name="EN-US_TOPIC_0000001058735275"></a> 2 3## 1. Failed to run the KV store on the LiteOS Cortex-A kernel \(Hi3516 or Hi3518\) due to incorrect path setting for the KV store<a name="section2041345718513"></a> 4 5**Symptom** 6 7When the LiteOS Cortex-A kernel \(Hi3516 or Hi3518 platform\) directly calls the API provided by the KV store, the compiled executable program fails to run. 8 9**Possible Causes** 10 11The compiled executable program is run directly without being converted to an application using **AbilityKit** APIs. In this case, the Bundle Manager Service \(BMS\) cannot correctly set the path for storing application data during application installation. As a result, the KV store fails to run. 12 13**Solution** 14 15Call the **UtilsSetEnv** function of the KV store to set the data storage path. 16 17``` 18UtilsSetEnv("/storage/com.example.kv"); 19``` 20 21