diff --git a/app/src/main/java/info/nightscout/utils/JsonHelper.java b/app/src/main/java/info/nightscout/utils/JsonHelper.java
index 503d0bf395..e082ed99f7 100644
--- a/app/src/main/java/info/nightscout/utils/JsonHelper.java
+++ b/app/src/main/java/info/nightscout/utils/JsonHelper.java
@@ -22,7 +22,7 @@ public class JsonHelper {
     public static Object safeGetObject(JSONObject json, String fieldName, Object defaultValue) {
         Object result = defaultValue;
 
-        if (json.has(fieldName)) {
+        if (json != null && json.has(fieldName)) {
             try {
                 result = json.get(fieldName);
             } catch (JSONException ignored) {
@@ -36,7 +36,7 @@ public class JsonHelper {
     public static String safeGetString(JSONObject json, String fieldName) {
         String result = null;
 
-        if (json.has(fieldName)) {
+        if (json != null && json.has(fieldName)) {
             try {
                 result = json.getString(fieldName);
             } catch (JSONException ignored) {
@@ -49,7 +49,7 @@ public class JsonHelper {
     public static String safeGetString(JSONObject json, String fieldName, String defaultValue) {
         String result = defaultValue;
 
-        if (json.has(fieldName)) {
+        if (json != null && json.has(fieldName)) {
             try {
                 result = json.getString(fieldName);
             } catch (JSONException ignored) {
@@ -62,7 +62,7 @@ public class JsonHelper {
     public static double safeGetDouble(JSONObject json, String fieldName) {
         double result = 0d;
 
-        if (json.has(fieldName)) {
+        if (json != null && json.has(fieldName)) {
             try {
                 result = json.getDouble(fieldName);
             } catch (JSONException ignored) {
@@ -75,7 +75,7 @@ public class JsonHelper {
     public static int safeGetInt(JSONObject json, String fieldName) {
         int result = 0;
 
-        if (json.has(fieldName)) {
+        if (json != null && json.has(fieldName)) {
             try {
                 result = json.getInt(fieldName);
             } catch (JSONException ignored) {
@@ -88,7 +88,7 @@ public class JsonHelper {
     public static long safeGetLong(JSONObject json, String fieldName) {
         long result = 0;
 
-        if (json.has(fieldName)) {
+        if (json != null && json.has(fieldName)) {
             try {
                 result = json.getLong(fieldName);
             } catch (JSONException e) {
@@ -101,7 +101,7 @@ public class JsonHelper {
     public static boolean safeGetBoolean(JSONObject json, String fieldName) {
         boolean result = false;
 
-        if (json.has(fieldName)) {
+        if (json != null && json.has(fieldName)) {
             try {
                 result = json.getBoolean(fieldName);
             } catch (JSONException e) {