diff --git a/Software/Chameleon/Log.py b/Software/Chameleon/Log.py
index da32bc8..524ecab 100644
--- a/Software/Chameleon/Log.py
+++ b/Software/Chameleon/Log.py
@@ -138,7 +138,7 @@ def parseBinary(binaryStream, decoder=None):
 
         note = ""
         # If we need to decode the data and paritybit check success
-        if (decoder!=None and logData[-1] != '!'):
+        if (decoder!=None and len(logData) >0 and logData[-1] != '!'):
             # Decode the data from Reader
             if(event == 0x44 or event == 0x45):
                 note = iso14443_3.parseReader(binascii.a2b_hex(logData), decoder)
diff --git a/Software/Chameleon/MFDESFire.py b/Software/Chameleon/MFDESFire.py
index f66eee6..8237970 100644
--- a/Software/Chameleon/MFDESFire.py
+++ b/Software/Chameleon/MFDESFire.py
@@ -65,7 +65,7 @@ def decodeRespGetAPPID (data):
     dataLen = len(data)
 
     for i in range (0,int((dataLen-1)/3)):
-        note += "0x"+hexlify(data[3*i: 3*(i+1)]).decode()+"|"
+        note += "0x"+hexlify(data[1+3*i: 1+3*(i+1)]).decode()+"|"
 
     return note
 ##############################
@@ -368,4 +368,4 @@ def MFDESFireDecode(data, source):
             else:
                 note += MFDESFireCMDTypes[lastCMD]["RespDecoder"](data)
 
-    return note
\ No newline at end of file
+    return note