fix multiple event listeners

2 years ago · c6932be01f
parent f1fbd38b5b
commit c6932be01f
1 changed files with 1 additions and 1 deletions
--- a/apps/etherscan/src/app/views/VerifyView.tsx
+++ b/apps/etherscan/src/app/views/VerifyView.tsx
@ -83,7 +83,7 @@ export const VerifyView: React.FC<Props> = ({
        onSubmit={(values) => onVerifyContract(values)}
      >
        {({ errors, touched, handleSubmit, handleChange, isSubmitting }) => {
-          if (client) {
+          if (client && client.on) {
            client.on("blockchain" as any, 'networkStatus', (result) => {
              setNetworkName(result.network.name)
            })