diff --git a/gradle.properties b/gradle.properties
index 5c43924..3e5d1fb 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -21,4 +21,4 @@ kotlin.code.style=official
 # resources declared in the library itself and none from the library's dependencies,
 # thereby reducing the size of the R class for that library
 android.nonTransitiveRClass=true
-VERSION_LIB=0.0.18
\ No newline at end of file
+VERSION_LIB=0.0.19
\ No newline at end of file
diff --git a/simpleBleClient/proguard-rules.pro b/simpleBleClient/proguard-rules.pro
index bcbdc0a..862c94e 100644
--- a/simpleBleClient/proguard-rules.pro
+++ b/simpleBleClient/proguard-rules.pro
@@ -24,6 +24,17 @@
 # This is generated automatically by the Android Gradle plugin.
 -dontwarn java.lang.invoke.StringConcatFactory
 
+-keepclassmembers class ** {
+    public void enableLogging();
+}
+-keep class android.util.Log {
+    public static *** e(...);
+    public static *** d(...);
+    public static *** v(...);
+    public static *** i(...);
+    public static *** w(...);
+}
+
 -keep public interface com.bortxapps.simplebleclient.api.contracts.BleNetworkMessageProcessor { public *; }
 -keep public interface com.bortxapps.simplebleclient.api.contracts.SimpleBleClient { public *; }
 -keep class com.bortxapps.simplebleclient.api.contracts.SimpleBleClient$DefaultImpls { *; }
diff --git a/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/exceptions/BleError.kt b/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/exceptions/BleError.kt
index cea8b60..191e925 100644
--- a/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/exceptions/BleError.kt
+++ b/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/exceptions/BleError.kt
@@ -6,6 +6,7 @@ public enum class BleError {
     MISSING_BLE_PERMISSIONS,
     BLE_NOT_ENABLED,
     BLE_NOT_SUPPORTED,
+    INTERNAL_ERROR_COMMUNICATION_CANCELLED_DUE_COROUTINE,
     COMMUNICATION_FAILED,
     SEND_COMMAND_FAILED_NO_DATA_RECEIVED_IN_RESPONSE,
     SEND_COMMAND_FAILED_NO_CHARACTERISTIC_FOUND_TO_SEND,
diff --git a/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/manager/BleManagerGattCallBacks.kt b/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/manager/BleManagerGattCallBacks.kt
index e61545d..1dc6e35 100644
--- a/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/manager/BleManagerGattCallBacks.kt
+++ b/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/manager/BleManagerGattCallBacks.kt
@@ -43,20 +43,20 @@ internal class BleManagerGattCallBacks(bleConfiguration: BleConfiguration, bleMe
                 }
 
                 BluetoothProfile.STATE_DISCONNECTED -> {
-                    Log.e("BleManagerGattCallBacks", "onConnectionStateChange: STATE_DISCONNECTED")
+                    Log.d("BleManagerGattCallBacks", "onConnectionStateChange: STATE_DISCONNECTED")
                     onDisconnectedDeferred?.complete(true)
                 }
 
                 BluetoothProfile.STATE_CONNECTING -> {
-                    Log.e("BleManagerGattCallBacks", "onConnectionStateChange: STATE_CONNECTING")
+                    Log.d("BleManagerGattCallBacks", "onConnectionStateChange: STATE_CONNECTING")
                 }
 
                 BluetoothProfile.STATE_DISCONNECTING -> {
-                    Log.e("BleManagerGattCallBacks", "onConnectionStateChange: STATE_DISCONNECTING")
+                    Log.d("BleManagerGattCallBacks", "onConnectionStateChange: STATE_DISCONNECTING")
                 }
 
                 else -> {
-                    Log.e("BleManagerGattCallBacks", "onConnectionStateChange: UNKNOWN")
+                    Log.d("BleManagerGattCallBacks", "onConnectionStateChange: UNKNOWN")
                 }
             }
             connectionStatus.tryEmit(newState)
diff --git a/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/manager/utils/BleManagerGattOperationBase.kt b/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/manager/utils/BleManagerGattOperationBase.kt
index 5fc5a77..d5d7bb6 100644
--- a/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/manager/utils/BleManagerGattOperationBase.kt
+++ b/simpleBleClient/src/main/java/com/bortxapps/simplebleclient/manager/utils/BleManagerGattOperationBase.kt
@@ -34,7 +34,7 @@ internal abstract class BleManagerGattOperationBase(
         try {
             return operation()
         } catch (e: CancellationException) {
-            handleException(e, BleError.COMMUNICATION_FAILED)
+            handleException(e, BleError.INTERNAL_ERROR_COMMUNICATION_CANCELLED_DUE_COROUTINE)
         } catch (e: UninitializedPropertyAccessException) {
             handleException(e, BleError.INTERNAL_ERROR)
         } catch (e: SimpleBleClientException) {