fix #1888 ether amount not updated in /send suggestion on json rpc error in release apk only

resources/js/bots/wallet/bot.js

@@ -38,6 +38,7 @@ status.defineSubscription(
 )
 
 function amountParameterBox(params, context) {
+
     if (!params["bot-db"]) {
         params["bot-db"] = {};
     }
@@ -68,6 +69,8 @@ function amountParameterBox(params, context) {
 
     var sliderValue = params["bot-db"]["sliderValue"] || 0;
 
+    try {
+
         status.setDefaultDb({
             transaction: txData,
             calculatedFee: calculateFee(sliderValue, txData),
@@ -75,6 +78,16 @@ function amountParameterBox(params, context) {
             sliderValue: sliderValue
         });
 
+    }catch (err){
+
+        status.setDefaultDb({
+            transaction: txData,
+            calculatedFee: "0",
+            feeExplanation: "",
+            sliderValue: sliderValue
+        });
+    }
+
     return {
         title: I18n.t('send_title'),
         showBack: true,
@@ -245,6 +258,7 @@ function amountParameterBox(params, context) {
             )]
         )
     };
+
 }
 
 var paramsSend = [