diff --git a/android/src/main/java/com/bleplx/adapter/BleException.java b/android/src/main/java/com/bleplx/adapter/BleException.java
deleted file mode 100644
index 3f470b32..00000000
--- a/android/src/main/java/com/bleplx/adapter/BleException.java
+++ /dev/null
@@ -1,4 +0,0 @@
-package com.bleplx.adapter;
-
-public interface BleException {
-}
diff --git a/android/src/main/java/com/bleplx/adapter/BleModule.java b/android/src/main/java/com/bleplx/adapter/BleModule.java
index 4c2cf8f5..4cba8f64 100755
--- a/android/src/main/java/com/bleplx/adapter/BleModule.java
+++ b/android/src/main/java/com/bleplx/adapter/BleModule.java
@@ -445,6 +445,7 @@ public void isDeviceConnected(String deviceIdentifier,
                     .equals(RxBleConnection.RxBleConnectionState.CONNECTED);
             onSuccessCallback.onSuccess(connected);
         } catch (Exception e) {
+            RxBleLog.e(e, "Error while checking if device is connected");
             onErrorCallback.onError(errorConverter.toError(e));
         }
     }