diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index e5dfa27..5cc18f2 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -14,9 +14,7 @@
     </configurations>
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="59c80f39-2468-4db0-9afd-14b8acdbffed" name="Default Changelist" comment="deleted cmake files">
-      <change afterPath="$PROJECT_DIR$/src/Logger.cpp" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/Logger.h" afterDir="false" />
+    <list default="true" id="59c80f39-2468-4db0-9afd-14b8acdbffed" name="Default Changelist" comment="">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/CMakeLists.txt" beforeDir="false" afterPath="$PROJECT_DIR$/CMakeLists.txt" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/src/API.cpp" beforeDir="false" afterPath="$PROJECT_DIR$/src/API.cpp" afterDir="false" />
@@ -36,14 +34,20 @@
   <component name="ExecutionTargetManager" SELECTED_TARGET="CMakeBuildProfile:Debug" />
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
+      <file pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/CMakeLists.txt">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="90">
+              <caret line="6" column="40" lean-forward="true" selection-start-line="6" selection-start-column="40" selection-end-line="6" selection-end-column="40" />
+            </state>
+          </provider>
+        </entry>
+      </file>
       <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/API.h">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="210">
+            <state relative-caret-position="195">
               <caret line="14" column="124" selection-start-line="14" selection-start-column="124" selection-end-line="14" selection-end-column="124" />
-              <folding>
-                <element signature="e#95#112#0" expanded="true" />
-              </folding>
             </state>
           </provider>
         </entry>
@@ -51,8 +55,11 @@
       <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/API.cpp">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="281">
-              <caret line="44" column="17" selection-start-line="44" selection-start-column="17" selection-end-line="44" selection-end-column="17" />
+            <state relative-caret-position="45">
+              <caret line="3" selection-start-line="3" selection-end-line="3" />
+              <folding>
+                <element signature="e#40#56#0" expanded="true" />
+              </folding>
             </state>
           </provider>
         </entry>
@@ -65,8 +72,8 @@
       <file pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/src/main.cpp">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="289">
-              <caret line="29" column="41" lean-forward="true" selection-start-line="29" selection-start-column="41" selection-end-line="29" selection-end-column="41" />
+            <state relative-caret-position="240">
+              <caret line="16" column="69" selection-start-line="16" selection-start-column="69" selection-end-line="16" selection-end-column="69" />
               <folding>
                 <element signature="e#0#19#0" expanded="true" />
               </folding>
@@ -83,7 +90,7 @@
         <entry file="file://$PROJECT_DIR$/src/Logger.cpp">
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="555">
-              <caret line="37" column="38" lean-forward="true" selection-start-line="37" selection-start-column="38" selection-end-line="37" selection-end-column="38" />
+              <caret line="37" column="38" selection-start-line="37" selection-start-column="38" selection-end-line="37" selection-end-column="38" />
               <folding>
                 <element signature="e#40#58#0" expanded="true" />
               </folding>
@@ -96,11 +103,6 @@
           <provider selected="true" editor-type-id="text-editor" />
         </entry>
       </file>
-      <file pinned="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/cmake-build-debug/dynurefresher.log">
-          <provider selected="true" editor-type-id="text-editor" />
-        </entry>
-      </file>
       <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/Logger.h">
           <provider selected="true" editor-type-id="text-editor">
@@ -130,12 +132,12 @@
         <option value="$PROJECT_DIR$/API.h" />
         <option value="$PROJECT_DIR$/main.cpp" />
         <option value="$PROJECT_DIR$/API.cpp" />
-        <option value="$PROJECT_DIR$/CMakeLists.txt" />
         <option value="$PROJECT_DIR$/.gitignore" />
-        <option value="$PROJECT_DIR$/src/API.cpp" />
         <option value="$PROJECT_DIR$/src/Logger.h" />
-        <option value="$PROJECT_DIR$/src/main.cpp" />
         <option value="$PROJECT_DIR$/src/Logger.cpp" />
+        <option value="$PROJECT_DIR$/src/API.cpp" />
+        <option value="$PROJECT_DIR$/CMakeLists.txt" />
+        <option value="$PROJECT_DIR$/src/main.cpp" />
       </list>
     </option>
   </component>
@@ -160,12 +162,16 @@
             <path>
               <item name="iprefresher" type="b2602c69:ProjectViewProjectNode" />
               <item name="DynuIPRefresher" type="462c0819:PsiDirectoryNode" />
-              <item name="cmake-build-debug" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
             </path>
             <path>
               <item name="iprefresher" type="b2602c69:ProjectViewProjectNode" />
-              <item name="DynuIPRefresher" type="462c0819:PsiDirectoryNode" />
-              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="External Libraries" type="cb654da1:ExternalLibrariesNode" />
+            </path>
+            <path>
+              <item name="iprefresher" type="b2602c69:ProjectViewProjectNode" />
+              <item name="External Libraries" type="cb654da1:ExternalLibrariesNode" />
+              <item name="Header Search Paths" type="70bed36:NamedLibraryElementNode" />
             </path>
           </expand>
           <select />
@@ -180,6 +186,7 @@
     <property name="last_opened_file_path" value="$PROJECT_DIR$" />
     <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
     <property name="nodejs_npm_path_reset_for_default_project" value="true" />
+    <property name="settings.editor.selected.configurable" value="CLionExternalConfigurable" />
   </component>
   <component name="RecentsManager">
     <key name="MoveFile.RECENT_KEYS">
@@ -222,7 +229,7 @@
       <workItem from="1556646880233" duration="656000" />
       <workItem from="1556710548728" duration="6200000" />
       <workItem from="1557047487321" duration="761000" />
-      <workItem from="1557061811880" duration="5098000" />
+      <workItem from="1557061811880" duration="10758000" />
     </task>
     <task id="LOCAL-00001" summary="edited api class and made it to work">
       <created>1557063528491</created>
@@ -245,11 +252,25 @@
       <option name="project" value="LOCAL" />
       <updated>1557063931807</updated>
     </task>
-    <option name="localTasksCounter" value="4" />
+    <task id="LOCAL-00004" summary="added loggin methods">
+      <created>1557066938057</created>
+      <option name="number" value="00004" />
+      <option name="presentableId" value="LOCAL-00004" />
+      <option name="project" value="LOCAL" />
+      <updated>1557066938057</updated>
+    </task>
+    <task id="LOCAL-00005" summary="log on error">
+      <created>1557067359327</created>
+      <option name="number" value="00005" />
+      <option name="presentableId" value="LOCAL-00005" />
+      <option name="project" value="LOCAL" />
+      <updated>1557067359327</updated>
+    </task>
+    <option name="localTasksCounter" value="6" />
     <servers />
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="17949000" />
+    <option name="totallyTimeSpent" value="23609000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="1919" y="0" width="1922" height="1081" extended-state="6" />
@@ -270,7 +291,7 @@
       <window_info anchor="bottom" id="Terminal" order="9" />
       <window_info anchor="bottom" id="Event Log" order="10" side_tool="true" />
       <window_info anchor="bottom" id="Version Control" order="11" />
-      <window_info anchor="bottom" id="CMake" order="12" weight="0.32834226" />
+      <window_info anchor="bottom" id="CMake" order="12" weight="0.328125" />
       <window_info anchor="right" id="Commander" internal_type="SLIDING" order="0" type="SLIDING" weight="0.4" />
       <window_info anchor="right" id="Ant Build" order="1" weight="0.25" />
       <window_info anchor="right" content_ui="combo" id="Hierarchy" order="2" weight="0.25" />
@@ -283,30 +304,15 @@
   <component name="VcsManagerConfiguration">
     <MESSAGE value="edited api class and made it to work" />
     <MESSAGE value="deleted cmake files" />
-    <option name="LAST_COMMIT_MESSAGE" value="deleted cmake files" />
+    <MESSAGE value="added loggin methods" />
+    <MESSAGE value="log on error" />
+    <option name="LAST_COMMIT_MESSAGE" value="log on error" />
   </component>
   <component name="editorHistoryManager">
     <entry file="file://$PROJECT_DIR$/test.cpp" />
     <entry file="file://$PROJECT_DIR$/test.h" />
     <entry file="file://$PROJECT_DIR$/cmake_install.cmake" />
     <entry file="file://$PROJECT_DIR$/iprefresher.cbp" />
-    <entry file="file://$PROJECT_DIR$/CMakeLists.txt">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="135">
-          <caret line="9" column="19" selection-start-line="9" selection-start-column="19" selection-end-line="9" selection-end-column="19" />
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/src/API.h">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="210">
-          <caret line="14" column="124" selection-start-line="14" selection-start-column="124" selection-end-line="14" selection-end-column="124" />
-          <folding>
-            <element signature="e#95#112#0" expanded="true" />
-          </folding>
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/src/Hashmap.h">
       <provider selected="true" editor-type-id="text-editor" />
     </entry>
@@ -317,13 +323,6 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/API.cpp">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="281">
-          <caret line="44" column="17" selection-start-line="44" selection-start-column="17" selection-end-line="44" selection-end-column="17" />
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/cmake-build-debug/out.myfile">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="15">
@@ -338,29 +337,57 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/cmake-build-debug/CMakeCache.txt">
-      <provider selected="true" editor-type-id="text-editor" />
-    </entry>
-    <entry file="file://$PROJECT_DIR$/cmake-build-debug/ip.txt">
-      <provider selected="true" editor-type-id="text-editor" />
-    </entry>
-    <entry file="file://$PROJECT_DIR$/cmake-build-debug/dynurefresher.log">
-      <provider selected="true" editor-type-id="text-editor" />
-    </entry>
     <entry file="file://$PROJECT_DIR$/src/Logger.cpp">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="555">
-          <caret line="37" column="38" lean-forward="true" selection-start-line="37" selection-start-column="38" selection-end-line="37" selection-end-column="38" />
+          <caret line="37" column="38" selection-start-line="37" selection-start-column="38" selection-end-line="37" selection-end-column="38" />
           <folding>
             <element signature="e#40#58#0" expanded="true" />
           </folding>
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/cmake-build-debug/dynurefresher.log">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="195">
+          <caret line="13" column="31" selection-start-line="13" selection-start-column="31" selection-end-line="13" selection-end-column="31" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/cmake-build-debug/ip.txt">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/API.h">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="195">
+          <caret line="14" column="124" selection-start-line="14" selection-start-column="124" selection-end-line="14" selection-end-column="124" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/API.cpp">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="45">
+          <caret line="3" selection-start-line="3" selection-end-line="3" />
+          <folding>
+            <element signature="e#40#56#0" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/cmake-build-debug/CMakeCache.txt">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/CMakeLists.txt">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="90">
+          <caret line="6" column="40" lean-forward="true" selection-start-line="6" selection-start-column="40" selection-end-line="6" selection-end-column="40" />
+        </state>
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/src/main.cpp">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="289">
-          <caret line="29" column="41" lean-forward="true" selection-start-line="29" selection-start-column="41" selection-end-line="29" selection-end-column="41" />
+        <state relative-caret-position="240">
+          <caret line="16" column="69" selection-start-line="16" selection-start-column="69" selection-end-line="16" selection-end-column="69" />
           <folding>
             <element signature="e#0#19#0" expanded="true" />
           </folding>
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2fdecfa..33da459 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
-cmake_minimum_required(VERSION 3.14)
+cmake_minimum_required(VERSION 3.7)
 project(iprefresher)
 
-set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD 11)
 
 find_package(CURL REQUIRED)
 include_directories(${CURL_INCLUDE_DIR})
@@ -13,4 +13,4 @@ add_executable(iprefresher  ${SOURCE})
 
 
 
-target_link_libraries(iprefresher ${CURL_LIBRARIES})
+target_link_libraries(iprefresher ${CURL_LIBRARIES})
\ No newline at end of file
diff --git a/src/API.cpp b/src/API.cpp
index 88061fb..51c0e37 100644
--- a/src/API.cpp
+++ b/src/API.cpp
@@ -7,8 +7,7 @@
 #include <string>
 #include <iostream>
 
-#include <stdio.h>
-#include <curl/curl.h>
+#include "curl/curl.h"
 #include <sstream>
 
 #include "Hashmap.h"
diff --git a/src/main.cpp b/src/main.cpp
index 2cd19a6..008e61d 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -11,39 +11,44 @@ int main() {
 
     std::string ip = api.request("https://api.ipify.org");
 
-    std::string oldip = logger.readip();
+    if(ip == ""){
+        //no internet connection
+        logger.logToLogfile("[WARNING] no internet connection");
+        std::cout << "[WARNING] no internet connection" << std::endl;
 
-    if(oldip == ip){
-        std::cout << "no change -- ip: " << ip << std::endl;
-        logger.logToLogfile("no change -- ip: "+ip);
-    } else{
-        logger.logToLogfile("ip changed! -- from :" + oldip + "to: "+ip);
-        std::cout << "ip changed! -- from :" << oldip << "to: " << ip << std::endl;
+    }else{
+        std::string oldip = logger.readip();
 
-        //api key: 88vNpMfDhMM2YYDNfWR1DNYfRX9W6fYg
+        if(oldip == ip){
+            std::cout << "no change -- ip: " << ip << std::endl;
+            logger.logToLogfile("no change -- ip: "+ip);
+        } else{
+            logger.logToLogfile("ip changed! -- from :" + oldip + "to: "+ip);
+            std::cout << "ip changed! -- from :" << oldip << "to: " << ip << std::endl;
 
-        Hashmap<std::string, std::string> args;
+            //api key: 88vNpMfDhMM2YYDNfWR1DNYfRX9W6fYg
 
-        args.add("name","luki.dynu.net");
-        args.add("ipv4Address",ip);
+            Hashmap<std::string, std::string> args;
 
-        std::vector<std::string> headers;
-        headers.push_back("accept: application/json");
-        headers.push_back("User-Agent: Mozilla/5.0 (compatible; Rigor/1.0.0; http://rigor.com)");
-        headers.push_back("API-Key: 88vNpMfDhMM2YYDNfWR1DNYfRX9W6fYg");
+            args.add("name","luki.dynu.net");
+            args.add("ipv4Address",ip);
 
-        std::string dynurepl = api.request("https://api.dynu.com/v2/dns/8506047",true, args,headers);
+            std::vector<std::string> headers;
+            headers.push_back("accept: application/json");
+            headers.push_back("User-Agent: Mozilla/5.0 (compatible; Rigor/1.0.0; http://rigor.com)");
+            headers.push_back("API-Key: 88vNpMfDhMM2YYDNfWR1DNYfRX9W6fYg");
 
-        std::cout << "---" << dynurepl << std::endl;
+            std::string dynurepl = api.request("https://api.dynu.com/v2/dns/8506047",true, args,headers);
 
-        if (dynurepl != "{\"statusCode\":200}"){
-            logger.logToLogfile(" [ERROR] failed to write ip to dynu api!");
+            std::cout << "---" << dynurepl << std::endl;
+
+            if (dynurepl != "{\"statusCode\":200}"){
+                logger.logToLogfile(" [ERROR] failed to write ip to dynu api!");
+            }
+
+            logger.safeip(ip);
         }
-
-        logger.safeip(ip);
     }
 
-
-
     return 0;
 }
\ No newline at end of file