diff --git a/makefile b/makefile
index 4a16420..56738fd 100644
--- a/makefile
+++ b/makefile
@@ -18,7 +18,7 @@ includedir?=$(prefix)/include
 PROGN=g810-led
 MAJOR=0
 MINOR=2
-MICRO=3
+MICRO=5
 
 CFLAGS+=-DVERSION=\"$(MAJOR).$(MINOR).$(MICRO)\"
 APPSRCS=src/main.cpp src/helpers/*.cpp src/helpers/*.h
diff --git a/sample_profiles/colors b/sample_profiles/colors
new file mode 100644
index 0000000..d87c950
--- /dev/null
+++ b/sample_profiles/colors
@@ -0,0 +1,28 @@
+# Sample profile using Groups of Keys and Single Characters.
+
+g logo 000096       # Blue
+g indicators ffffff # White
+g multimedia 009600 # Green
+g fkeys ff7700      # Orange
+g modifiers ff7700  # Orange
+g arrows 0000ff     # Red
+g numeric 00ff00    # Green
+g functions ffffff  # White
+g keys ff00ff       # Purple
+g gkeys ffffff      # White
+k tilde ff0000      # Red
+k W 0000ff          # Blue {
+k A 0000ff
+k S 0000ff
+k D 0000ff          # }         
+k 1 ff0000          # Red {
+k 2 ff0000
+k 3 ff0000
+k 4 ff0000
+k 5 ff0000
+k 6 ff0000
+k 7 ff0000
+k 8 ff0000
+k 9 ff0000
+k 0 ff0000          # }
+c                   # Commit changes
diff --git a/src/classes/Keyboard.cpp b/src/classes/Keyboard.cpp
index c6ff8a5..472e45a 100644
--- a/src/classes/Keyboard.cpp
+++ b/src/classes/Keyboard.cpp
@@ -781,20 +781,23 @@ bool LedKeyboard::setNativeEffect(NativeEffect effect, NativeEffectPart part, ui
 
 
 bool LedKeyboard::sendDataInternal(byte_buffer_t &data) {
-	if (! m_isOpen) return false;
-	
 	if (data.size() > 0) {
 		#if defined(hidapi)
+			if (! open()) return false;
 			data.insert(data.begin(), 0x00);
 			if (hid_write(m_hidHandle, const_cast<unsigned char*>(data.data()), data.size()) < 0) {
 				std::cout<<"Error: Can not write to hidraw, try with the libusb version"<<std::endl;
 				return false;
 			}
+			close();
+			/*
 			byte_buffer_t data2;
 			data2.resize(21, 0x00);
 			hid_read_timeout(m_hidHandle, const_cast<unsigned char*>(data2.data()), data2.size(), 1);
+			*/
 			return true;
 		#elif defined(libusb)
+			if (! m_isOpen) return false;
 			if (data.size() > 20) {
 				if(libusb_control_transfer(m_hidHandle, 0x21, 0x09, 0x0212, 1, 
 						const_cast<unsigned char*>(data.data()), data.size(), 2000) < 0)