diff --git a/helpers/DATA/hplip/Common.h b/helpers/DATA/hplip/Common.h
deleted file mode 100755
index edc0231..0000000
--- a/helpers/DATA/hplip/Common.h
+++ /dev/null
@@ -1,74 +0,0 @@
-#ifndef _COMMON_H
-#define _COMMON_H
-
-#include<iostream>
-#include<string>
-#include<string.h>
-#include<fstream>
-#include<unistd.h>
-#include<sstream>
-#include<vector>
-#include<map>
-#include<algorithm>
-#include<sstream>
-
-using namespace std;
-
-
-typedef pair <string, string> STRING_STRING_PAIR;
-
-typedef vector<STRING_STRING_PAIR> PAIR_VECTOR;
-
-/** typedef  struct _MODEL_DICT_       */
-typedef struct _MODEL_DICT_ MODEL_DICT;
-
-/** typedef  map< string,  MODEL_DICT> */
-typedef map< string,  MODEL_DICT> MODEL_DICT_MAP;
-
-/** typedef  vector <string>           */
-typedef vector <string> STRING_VECTOR;
-
-/** typedef  map<string, string>       */
-typedef map<string, string> STRING_PAIR;
-
-/** @struct _MODEL_DICT_
-
- *  @brief This structure contains models.dat info
- *  @var _MODEL_DICT_::s_tech_class 
- *  Member 's_tech_class' contains tech_class info
-
- *  @var _MODEL_DICT_::s_sub_class 
- *  Member 's_sub_class' contains sub_class info
-
- *  @var _MODEL_DICT_::s_family_class 
- *  Member 's_family_class' contains family_class info
-
- *  @var _MODEL_DICT_::s_normal_model_name 
- *  Member 's_normal_model_name' contains update model_name info
-
- *  @var _MODEL_DICT_::s_plugin 
- *  Member 's_plugin' contains plugin info
-
- *  @var _MODEL_DICT_::s_plugin_reason 
- *  Member 's_plugin_reason' contains plugin-reason info
-
- *  @var _MODEL_DICT_::model_variants 
- *  Member 'model_variants' contains vector info of model variants
-
-*/
-struct _MODEL_DICT_
-{
-  string s_tech_class;
-  string s_sub_class;
-  string s_family_class;
-  string s_normal_model_name;
-  int s_plugin;
-  int s_plugin_reason;
-  STRING_VECTOR model_variants;
-
-};
-
-
-
-
-#endif