diff --git a/src/copy.ts b/src/copy.ts
index 661ad465..076877a4 100644
--- a/src/copy.ts
+++ b/src/copy.ts
@@ -38,7 +38,7 @@ export function copyUpdate(event: string, filePath: string, context: BuildContex
         return copySrcToDest(context, copyOptions.src, copyOptions.dest, copyOptions.filter, true);
       });
       return Promise.all(promises).then((copySrcToDestResults: CopySrcToDestResult[]) => {
-        printCopyErrorMessages('copy', copySrcToDestResults);
+        printCopyErrorMessages(copySrcToDestResults);
         const destFiles = copySrcToDestResults.map(copySrcToDestResult => copySrcToDestResult.dest);
         emit(EventType.FileChange, destFiles);
       });
@@ -76,14 +76,14 @@ export function copyWorker(context: BuildContext, configFile: string) {
   });
 
   return Promise.all(promises).then((copySrcToDestResults: CopySrcToDestResult[]) => {
-    printCopyErrorMessages('copy', copySrcToDestResults);
+    printCopyErrorMessages(copySrcToDestResults);
   });
 }
 
-function printCopyErrorMessages(prefix: string, copyResults: CopySrcToDestResult[]) {
+function printCopyErrorMessages(copyResults: CopySrcToDestResult[]) {
    copyResults.forEach(copyResult => {
     if (!copyResult.success) {
-      Logger.warn(`${prefix}: ${copyResult.errorMessage}`);
+      Logger.warn(copyResult.errorMessage);
     }
   });
 }
diff --git a/src/dev-server/notification-server.ts b/src/dev-server/notification-server.ts
index 3f93cae0..7071b88e 100644
--- a/src/dev-server/notification-server.ts
+++ b/src/dev-server/notification-server.ts
@@ -26,7 +26,9 @@ export function createNotificationServer(config: ServeConfig) {
         try {
           wsServer.send(JSON.stringify(msg));
         } catch (e) {
-          Logger.error(`error sending client ws, ${e}`);
+          if (e.message !== 'not opened') {
+            Logger.error(`error sending client ws - ${e.message}`);
+          }
         }
       }
     }