1# Utils FAQ<a name="EN-US_TOPIC_0000001058735275"></a> 2 3- [1. Failure in running the KV store on the LiteOS Cortex-A kernel \(Hi3516 or Hi3518\) due to incorrect path setting for the KV store](#section2041345718513) 4 5## 1. Failure in running 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> 6 7**Problem** 8 9When 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. 10 11**Possible Causes** 12 13The 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. 14 15**Solution** 16 17Call the **UtilsSetEnv** function of the KV store to set the data storage path. 18 19``` 20UtilsSetEnv("/storage/com.huawei.kv"); 21``` 22 23