diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index 4f8ae5b2..4ef87c6e 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -16,4 +16,5 @@ jobs:
       uses: actions/checkout@v2
       
     - name: deploy
+      run: yarn install
       run: yarn run vue-cli-service build
\ No newline at end of file
diff --git a/src/libs/data/deposit.js b/src/libs/data/deposit.js
index 0ca41fd8..4896c579 100644
--- a/src/libs/data/deposit.js
+++ b/src/libs/data/deposit.js
@@ -11,8 +11,4 @@ export default class Deposit {
     this.amount = element.amount
     return this
   }
-
-  debug() {
-    return console.log(this)
-  }
 }
diff --git a/src/libs/data/proposer.js b/src/libs/data/proposer.js
index 9a2574b7..a8acb34d 100644
--- a/src/libs/data/proposer.js
+++ b/src/libs/data/proposer.js
@@ -11,8 +11,4 @@ export default class Proposer {
     }
     return this
   }
-
-  debug() {
-    return console.log(this)
-  }
 }
diff --git a/src/libs/data/staking-parameters.js b/src/libs/data/staking-parameters.js
index 4b778765..82f3b8d0 100644
--- a/src/libs/data/staking-parameters.js
+++ b/src/libs/data/staking-parameters.js
@@ -17,8 +17,4 @@ export default class StakingParameters {
     }
     return this
   }
-
-  debug() {
-    return console.log(this)
-  }
 }
diff --git a/src/libs/data/valdiator-description.js b/src/libs/data/valdiator-description.js
index 856f2c8e..67b1b2b1 100644
--- a/src/libs/data/valdiator-description.js
+++ b/src/libs/data/valdiator-description.js
@@ -17,8 +17,4 @@ export default class ValidatorDescription {
     }
     return this
   }
-
-  debug() {
-    return console.log(this)
-  }
 }
diff --git a/src/libs/data/validator-commission.js b/src/libs/data/validator-commission.js
index c61d3b65..3da5a4c9 100644
--- a/src/libs/data/validator-commission.js
+++ b/src/libs/data/validator-commission.js
@@ -15,8 +15,4 @@ export default class ValidatorCommission {
     }
     return this
   }
-
-  debug() {
-    return console.log(this)
-  }
 }
diff --git a/src/libs/data/votes.js b/src/libs/data/votes.js
index 54a8b159..74333956 100644
--- a/src/libs/data/votes.js
+++ b/src/libs/data/votes.js
@@ -11,8 +11,4 @@ export default class Votes {
     this.option = element.option
     return this
   }
-
-  debug() {
-    return console.log(this)
-  }
 }
diff --git a/src/libs/fetch.js b/src/libs/fetch.js
index c090bf47..38f848bb 100644
--- a/src/libs/fetch.js
+++ b/src/libs/fetch.js
@@ -25,7 +25,6 @@ async function refetchVersion(chain) {
       const version = sdk.match(re)
       return version[0]
     })
-    .catch(e => console.error(e))
 }
 
 const chainAPI = class ChainFetch {
@@ -135,7 +134,7 @@ const chainAPI = class ChainFetch {
   }
 
   async getGovernanceProposer(pid) {
-    return this.get(`/gov/proposals/${pid}/proposer`).then(data => new Proposer().init(commonProcess(data))).catch(e => console.log(e))
+    return this.get(`/gov/proposals/${pid}/proposer`).then(data => new Proposer().init(commonProcess(data)))
   }
 
   async getGovernanceDeposits(pid) {
@@ -164,7 +163,7 @@ const chainAPI = class ChainFetch {
 
   async get(url) {
     this.getSelectedConfig()
-    const ret = await fetch(this.config.api + url).then(response => response.json()).catch(e => console.error(e))
+    const ret = await fetch(this.config.api + url).then(response => response.json())
     return ret
   }
 }
diff --git a/src/store/chains/index.js b/src/store/chains/index.js
index 4f474693..e30dbed2 100644
--- a/src/store/chains/index.js
+++ b/src/store/chains/index.js
@@ -25,7 +25,6 @@ Object.keys(chains).forEach(key => {
       chain.sdk_version = version[0]
       localStorage.setItem('chains', JSON.stringify(chains))
     })
-    .catch(e => console.error(`Failed get api vesion of ${key}`, e))
 })
 
 export default {
diff --git a/src/views/Block.vue b/src/views/Block.vue
index b8be8789..90c73ee4 100644
--- a/src/views/Block.vue
+++ b/src/views/Block.vue
@@ -79,7 +79,7 @@ export default {
           tx.setHash(txs[i])
           array.push(tx)
         } catch (e) {
-          console.error(e)
+          // catch errors
         }
       }
       if (array.length > 0) this.txs = array
diff --git a/src/views/ProposalView.vue b/src/views/ProposalView.vue
index d020118c..caf5ce9e 100644
--- a/src/views/ProposalView.vue
+++ b/src/views/ProposalView.vue
@@ -265,7 +265,7 @@ export default {
 
     this.$http.getGovernance(pid).then(p => {
       if (p.status === 2) {
-        this.$http.getGovernanceTally(pid, 0).then(t => p.updateTally(t)).catch(e => console.error('failed on update voting tally:', e))
+        this.$http.getGovernanceTally(pid, 0).then(t => p.updateTally(t))
       }
       this.proposal = p
     })
diff --git a/src/views/StakingValidator.vue b/src/views/StakingValidator.vue
index b1721ced..4c4c30e0 100644
--- a/src/views/StakingValidator.vue
+++ b/src/views/StakingValidator.vue
@@ -388,7 +388,6 @@ export default {
     },
     fetch_latest() {
       this.$http.getLatestBlock().then(res => {
-        console.log('fetched: ', res.block.last_commit.height)
         const sigs = res.block.last_commit.signatures.find(s => s.validator_address === this.hexAddress)
         const block = this.blocks.find(b => b[1] === res.block.last_commit.height)
         if (typeof block === 'undefined') { // mei