diff --git a/assets/javascripts/application.js b/assets/javascripts/application.js
index 1860fa2..fc4399c 100755
--- a/assets/javascripts/application.js
+++ b/assets/javascripts/application.js
@@ -22,7 +22,7 @@ function addValidator(web3, validatorViewObj, contractAddr, abi) {
   let ValidatorsManager = attachToContract(web3, abi, contractAddr)
   console.log("attach to oracles contract");
   if (!ValidatorsManager) {
-    return cb();
+    return console.log("ValidatorsStorage contract is undefined");
   }
 
   console.log(validatorViewObj);
@@ -223,7 +223,7 @@ function createKeys(web3, keys, contractAddr, abi) {
   let KeysStorage = attachToContract(web3, abi, contractAddr)
   console.log("attach to oracles contract");
   if (!KeysStorage) {
-    return cb();
+    return console.log("KeysStorage contract is undefined");
   }
 
   var gasPrice = web3.utils.toWei(new web3.utils.BN(1), 'gwei')
diff --git a/assets/javascripts/application/addValidator.js b/assets/javascripts/application/addValidator.js
index ba73f76..8b53c7c 100755
--- a/assets/javascripts/application/addValidator.js
+++ b/assets/javascripts/application/addValidator.js
@@ -3,7 +3,7 @@ function addValidator(web3, validatorViewObj, contractAddr, abi) {
   let ValidatorsManager = attachToContract(web3, abi, contractAddr)
   console.log("attach to oracles contract");
   if (!ValidatorsManager) {
-    return cb();
+    return console.log("ValidatorsStorage contract is undefined");
   }
 
   console.log(validatorViewObj);
diff --git a/assets/javascripts/application/createKeys.js b/assets/javascripts/application/createKeys.js
index b143d57..dd6449a 100755
--- a/assets/javascripts/application/createKeys.js
+++ b/assets/javascripts/application/createKeys.js
@@ -3,7 +3,7 @@ function createKeys(web3, keys, contractAddr, abi) {
   let KeysStorage = attachToContract(web3, abi, contractAddr)
   console.log("attach to oracles contract");
   if (!KeysStorage) {
-    return cb();
+    return console.log("KeysStorage contract is undefined");
   }
 
   var gasPrice = web3.utils.toWei(new web3.utils.BN(1), 'gwei')